IP Library › Granted Patent US 12,266,956
Granted Patent B2
US 12,266,956 · App. 18/409,182 · Granted Apr 1, 2025

Electric tool powered by a plurality of battery packs and adapter therefor

Inventors: Tomoyuki Ota (Anjo, JP); Kiyoshi Nishibe (Anjo, JP); Hitoshi Suzuki (Anjo, JP)
Assignee: MAKITA CORPORATION
H02J7/00309B25F5/00H01M10/48H01M10/488H01M50/213H01M50/244H01M50/247H01M50/267H01M50/296H01M50/574H02J7/0045H02J7/0063H02J7/007182B23B2260/024H01M6/42H01M10/0525H01M10/058H01M2200/103H01M2220/30H02J7/00036H02J7/00306
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Quick Facts
Patent No.
US 12,266,956
App. No.
18/409,182
Granted
Apr 1, 2025
Kind
B2
Abstract

An electric power tool includes a main body supporting a tool. An electric motor is housed in the main body and configured to drive the tool. A plurality of battery interfaces is integrally formed on the main body, each battery interface having a positive battery terminal and a negative battery terminal. Each battery interface is configured to removably receive a positive battery terminal and a negative battery terminal of a corresponding one of a plurality of battery packs and to electrically connect the plurality of attached battery packs in series with the electric motor. Each of the plurality of battery packs comprises a movable latch configured to engage a corresponding engagement structure defined on or near the corresponding battery interface.

Claims (75)

1. An electric power tool, comprising:

a main body supporting a tool;

an electric motor housed in the main body and configured to drive the tool;

first and second battery interfaces integrally formed side by side on the main body, each of the first and second battery interfaces having a positive battery terminal and a negative battery terminal; and

first and second battery packs, each of the first and second battery packs having a positive battery terminal and a negative battery terminal that are respectively detachably contactable with the positive and negative terminals of the first and second battery interfaces;

wherein:

each of the first and second battery packs comprises a movable latch configured to engage a corresponding engagement structure defined on or near the first and second battery interfaces, respectively,

the first and second battery interfaces electrically connect the first and second battery packs in series with the electric motor,

a first plurality of indicators is disposed on the first battery pack, the first plurality of indicators being configured to indicate at least two levels of the state of charge of the first battery pack,

a second plurality of indicators is disposed on the second battery pack, the second plurality of indicators being configured to indicate at least two levels of the state of charge of the second battery pack, and

the first and second battery interfaces and the first and second plurality of indicators are arranged such that the first and second plurality of indicators are simultaneously viewable in at least one direction in a state in which the first and second battery packs are attached to the first and second battery interfaces, respectively.

2. The electric power tool according to claim 1 , wherein each of the engagement structures of the first and second battery interfaces comprises a latch receiving hole configured to respectively engage with the movable latch of the first and second battery packs.

3. The electric power tool according to claim 1 , wherein the first and second battery interfaces are configured to respectively slidably receive the first and second battery packs in a same direction.

4. The electric power tool according to claim 1 , wherein:

the main body is configured to propel air out of a nozzle attached to a front portion of the main body, and

the first and second battery interfaces are arranged side by side in a rear portion of the main body.

5. The electric power tool according to claim 4 , wherein:

the nozzle extends forward from the front portion of the main body, and

the first and second battery interfaces are configured to respectively slidably receive the first and second battery packs in a direction extending from the rear portion of the main body towards the front portion of the main body.

6. The electric power tool according to claim 4 , wherein the main body comprises a grip extending forward from the rear portion of the main body.

7. The electric power tool according to claim 6 , wherein:

the grip is connected to an upper surface of the rear portion of the main body, and

the first and second battery interfaces are located on a lower surface of the rear portion of the main body.

8. The electric power tool according to claim 4 , wherein:

the nozzle extends along a longitudinal direction, and

the first and second battery interfaces are arranged side by side in a width direction perpendicular to the longitudinal direction.

9. A leaf blower comprising:

an electric motor,

a main body accommodating the electric motor and configured to propel air out of a nozzle attached to a front portion of the main body;

a first battery interface integrally formed on a lower surface of a rear portion of the main body, configured to detachably attach a first battery pack and comprising a first positive battery electrode input terminal and a first negative electrode input terminal;

a second battery pack interface integrally formed on the lower surface of the rear portion of the main body, configured to detachably attach a second battery pack and comprising a second positive battery electrode input terminal and a second negative battery electrode input terminal, the first negative battery electrode input terminal being electrically connected in series with the second positive battery electrode input terminal, wherein the first positive battery electrode input terminal is electrically connectable with the second negative battery electrode input terminal via the electric motor; and

a grip having a front end connected to an upper surface of a front portion of the main body and a rear end connected to an upper surface of the rear portion of the main body, the grip extending from the front end of the main body to the rear end of the main body such that the upper surface of the main body and the grip together form a loop;

wherein the first battery pack comprises a first movable latch configured to engage a corresponding engagement structure defined on or near the first battery interface, and

the second battery pack comprises a second movable latch configured to engage a corresponding engagement structure defined on or near the second battery interface.

10. The leaf blower according to claim 9 , wherein the first battery interface and the second battery interface are arranged side by side in the rear portion of the main body.

11. The leaf blower according to claim 10 , wherein:

the nozzle extends forward from the front portion of the main body, and

the first battery interface and the second battery interface are configured to respectively slidably receive the first and second battery packs from rearward of the main body.

12. The leaf blower according to claim 9 , wherein:

the nozzle extends along a longitudinal direction, and

the first battery interface and the second battery interface are arranged side by side in a width direction perpendicular to the longitudinal direction.

13. The leaf blower according to claim 9 , further comprising:

a first indicator configured to indicate at least one condition of the first battery pack attached to the first battery interface, and

a second indicator configured to indicate at least one condition of the second battery pack attached to the second battery interface.

14. The leaf blower according to claim 13 , wherein:

the first indicator is located on the first battery pack, and

the second indicator is located on the second battery pack.

15. The leaf blower according to claim 14 , wherein the main body also includes indicators positioned on the main body above the two battery interfaces, each of the indicators on the main body comprising at least one light-emitting diode.

16. The leaf blower according to claim 15 , wherein the first and second indicators on the first and second battery packs and the indicators on the main body indicate a charge state or a level of charge of the first and second battery packs.

17. The leaf blower according to claim 16 , wherein:

the nozzle extends forward from the main body along a longitudinal direction,

the first battery interface and the second battery interface are arranged side by side in a width direction perpendicular to the longitudinal direction,

the first battery interface and the second battery interface are located on a rear end side of the main body that is opposite of the nozzle in the longitudinal direction, and

the first battery interface and the second battery interface are located between the grip and a lowermost portion of the electric motor in an up-down direction that is perpendicular to the width direction and the longitudinal direction.

18. The leaf blower according to claim 17 , further comprising a main switch electrically connected with the first and second battery packs and the electric motor, the main switch being disposed on the grip between the nozzle and a front end of the first and second battery interfaces that is located closest to the nozzle in the longitudinal direction.

19. The leaf blower according to claim 9 , wherein:

the electric motor has a rated voltage that is equal to or greater than 36 volts, and

each of the first battery pack and the second battery pack has a nominal voltage that is equal to or greater than 18 volts.

20. The leaf blower according to claim 9 , wherein:

the nozzle extends forward from the main body along a longitudinal direction,

the first battery interface and the second battery interface are arranged side by side in a width direction perpendicular to the longitudinal direction,

the first battery interface and the second battery interface are located on a rear end side of the main body that is opposite of the nozzle in the longitudinal direction, and

the first battery interface and the second battery interface are located between the grip and a lowermost portion of the electric motor in an up-down direction that is perpendicular to the width direction and the longitudinal direction.

21. A leaf blower comprising:

an electric motor,

a blower fan configured to be driven by the electric motor,

a main body accommodating the electric motor and the blower fan, the main body being configured to propel air from the blower fan out of a nozzle attached to a front portion of the main body;

a first battery interface integrally formed on a rear portion of the main body and comprising a first positive battery electrode input terminal and a first negative electrode input terminal;

a second battery interface integrally formed on a rear portion of the main body side-by-side with the first battery interface and comprising a second positive battery electrode input terminal and a second negative battery electrode input terminal, the first negative battery electrode input terminal being electrically connected in series with the second positive battery electrode input terminal, wherein the first positive battery electrode input terminal is electrically connectable with the second negative battery electrode input terminal via the electric motor;

a first battery pack that is attachable to the first battery interface by sliding the first battery pack in a direction from the rear portion of the main body towards the front portion of the main body, the first battery pack having a first movable latch configured to engage the first battery interface to detachably retain the first battery pack on the first battery interface;

a second battery pack that is attachable to the second battery interface by sliding the second battery pack in a direction from the rear portion of the main body towards the front portion of the main body, the second battery pack having a second movable latch configured to engage the second battery interface to detachably retain the first battery pack on the first battery interface;

wherein:

a first plurality of indicators is disposed on a surface of the first battery pack that faces rearward when the first battery pack is attached to the first battery interface, the first plurality of indicators being configured to indicate at least two levels of the state of charge of the first battery pack;

a second plurality of indicators is disposed on a surface of the second battery pack that faces rearward when the second battery pack is attached to the second battery interface, the second plurality of indicators being configured to indicate at least two levels of the state of charge of the second battery pack; and

the first and second plurality of indicators are arranged so as to be simultaneously viewable in at least one direction in a state in which the first and second battery packs are attached to the first and second battery interfaces, respectively.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2024
From: OTA, TOMOYUKI; NISHIBE, KIYOSHI; SUZUKI, HITOSHI
To: MAKITA CORPORATION
Reel/Frame 066094/0753 →
Priority Claims (1)
JP 2010029505 · Feb 12, 2010 · national
Continuity (7)
Division 18130120 · Apr 3, 2023
Continuation 16724850 · Dec 23, 2019
Continuation 15403344 · Jan 11, 2017
Continuation 14808090 · Jul 24, 2015
Continuation 13770332 · Feb 19, 2013
Continuation 12888100 · Sep 22, 2010
Related Publication 20240146079A1 · May 2, 2024
References Cited (247)
US 3665502A · Means · 1972 [cited by applicant]
US 3979657A · Yorksie · 1976 [cited by applicant]
US 4081738A · Roller · 1978 [cited by applicant]
US 4184197A · Cuk et al. · 1980 [cited by applicant]
US 4451743A · Suzuki et al. · 1984 [cited by applicant]
US 4705934A · Winkler · 1987 [cited by applicant]
US 4713555A · Lee · 1987 [cited by applicant]
US 4739242A · McCarty et al. · 1988 [cited by applicant]
US 4779687A · Schreiber et al. · 1988 [cited by applicant]
US 4896026A · Krichever et al. · 1990 [cited by applicant]
US 4941456A · Wood et al. · 1990 [cited by applicant]
US 4988584A · Shaper · 1991 [cited by applicant]
US 5015546A · Dulaney et al. · 1991 [cited by applicant]
US 5028858A · Schnizler · 1991 [cited by examiner]
US 5084637A · Gregor · 1992 [cited by applicant]
US 5089738A · Bergqvist et al. · 1992 [cited by applicant]
US 5121046A · McCullough · 1992 [cited by applicant]
US 5477124A · Tamai · 1995 [cited by applicant]
US 5530336A · Eguchi et al. · 1996 [cited by applicant]
US 5548196A · Lim · 1996 [cited by applicant]
US 5553675A · Pitzen et al. · 1996 [cited by applicant]
US 5576941A · Nguyen et al. · 1996 [cited by applicant]
US 5680026A · Lueschen · 1997 [cited by applicant]
US 5712553A · Hallberg · 1998 [cited by applicant]
US 5718985A · Bunyea et al. · 1998 [cited by applicant]
US 5805068A · Bradus · 1998 [cited by applicant]
US 5814972A · Shimada et al. · 1998 [cited by applicant]
US 5945806A · Faulk · 1999 [cited by applicant]
US 6008623A · Chen et al. · 1999 [cited by applicant]
US 6043626A · Snyder et al. · 2000 [cited by applicant]
US 6104162A · Sainsbury et al. · 2000 [cited by applicant]
US 6172860B1 · Yoshimizu et al. · 2001 [cited by applicant]
US 6192125B1 · Norsworthy et al. · 2001 [cited by applicant]
US 6204632B1 · Nierescher et al. · 2001 [cited by applicant]
US 6218806B1 · Brotto et al. · 2001 [cited by applicant]
US 6237698B1 · Carrier et al. · 2001 [cited by applicant]
US 6268711B1 · Bearfield · 2001 [cited by applicant]
US 6286609B1 · Carrier et al. · 2001 [cited by applicant]
US 6324339B1 · Hudson et al. · 2001 [cited by applicant]
US 6373226B1 · Itou et al. · 2002 [cited by applicant]
US 6430692B1 · Kimble et al. · 2002 [cited by applicant]
US 6459175B1 · Potega · 2002 [cited by applicant]
US 6479958B1 · Thompson et al. · 2002 [cited by applicant]
US 6486635B1 · Matsuda et al. · 2002 [cited by applicant]
US 6501197B1 · Cornog et al. · 2002 [cited by applicant]
US 6502949B1 · Horiyama et al. · 2003 [cited by applicant]
US 6507506B1 · Pinas et al. · 2003 [cited by applicant]
US 6522902B2 · Nishihara et al. · 2003 [cited by applicant]
US 6577104B2 · Sakakibara · 2003 [cited by applicant]
US 6605923B1 · Kellogg · 2003 [cited by applicant]
US 6664748B2 · Kushida et al. · 2003 [cited by applicant]
US 6683439B2 · Takano et al. · 2004 [cited by applicant]
US 6727679B2 · Kovarik et al. · 2004 [cited by applicant]
US 6729413B2 · Turner et al. · 2004 [cited by applicant]
US 6804461B1 · Hagiuda et al. · 2004 [cited by applicant]
US 6812672B2 · Tamai et al. · 2004 [cited by applicant]
US 6815930B2 · Goodman · 2004 [cited by applicant]
US 6836614B2 · Gilmore · 2004 [cited by applicant]
US 6876173B2 · Mastaler et al. · 2005 [cited by applicant]
US 6889038B2 · Khosrowbeygi · 2005 [cited by applicant]
US 6913087B1 · Brotto et al. · 2005 [cited by applicant]
US 6933689B2 · Yamamoto · 2005 [cited by applicant]
US 6942359B2 · Furth et al. · 2005 [cited by applicant]
US 7002265B2 · Potega · 2006 [cited by applicant]
US 7160132B2 · Phillips et al. · 2007 [cited by applicant]
US 7176656B2 · Feldmann · 2007 [cited by applicant]
US 7270910B2 · Yahnker et al. · 2007 [cited by applicant]
US 7371476B2 · Aso · 2008 [cited by applicant]
US 7414337B2 · Wilkinson et al. · 2008 [cited by applicant]
US 7453234B2 · Phillips et al. · 2008 [cited by applicant]
US 7496460B2 · Hornick et al. · 2009 [cited by applicant]
US 7580803B2 · Hornick et al. · 2009 [cited by applicant]
US 7583060B2 · Kim · 2009 [cited by applicant]
US 7629766B2 · Sadow · 2009 [cited by applicant]
US 7656131B2 · Embrey et al. · 2010 [cited by applicant]
US 7719234B2 · Carrier et al. · 2010 [cited by applicant]
US 7807293B2 · Hanawa et al. · 2010 [cited by applicant]
US 7969116B2 · Aradachi · 2011 [cited by examiner]
US 8018202B2 · Masson et al. · 2011 [cited by applicant]
US 8169191B2 · Werthman et al. · 2012 [cited by applicant]
US 8174237B2 · Kosugi et al. · 2012 [cited by applicant]
US 8212523B2 · Tatebayashi et al. · 2012 [cited by applicant]
US 8251157B2 · Gray et al. · 2012 [cited by applicant]
US 8564242B2 · Hansford et al. · 2013 [cited by applicant]
US 9472979B2 · Mergener · 2016 [cited by applicant]
US 9844310B2 · Reed et al. · 2017 [cited by applicant]
US 10044197B2 · Fry et al. · 2018 [cited by applicant]
US 10350727B2 · Tan et al. · 2019 [cited by applicant]
US 20020149346A1 · Sakakibara · 2002 [cited by applicant]
US 20020175656A1 · Matsunaga et al. · 2002 [cited by applicant]
US 20030044689A1 · Miyazaki et al. · 2003 [cited by applicant]
US 20030090162A1 · Cornog et al. · 2003 [cited by applicant]
US 20030095403A1 · Tang · 2003 [cited by applicant]
US 20030102844A1 · Bailey · 2003 [cited by applicant]
US 20030137279A1 · Baur et al. · 2003 [cited by applicant]
US 20030152830A1 · Eaves · 2003 [cited by applicant]
US 20040263119A1 · Meyer et al. · 2004 [cited by applicant]
US 20050007068A1 · Johnson et al. · 2005 [cited by applicant]
US 20050073282A1 · Carrier et al. · 2005 [cited by applicant]
US 20050077878A1 · Carrier et al. · 2005 [cited by applicant]
US 20050082920A1 · Heigl et al. · 2005 [cited by applicant]
US 20050161305A1 · Jenni et al. · 2005 [cited by applicant]
US 20050218867A1 · Phillips et al. · 2005 [cited by applicant]
US 20050258801A9 · Johnson et al. · 2005 [cited by applicant]
US 20050280393A1 · Feldmann · 2005 [cited by applicant]
US 20060001404A1 · Ziegler et al. · 2006 [cited by applicant]
US 20060077603A1 · Kim · 2006 [cited by applicant]
US 20060087284A1 · Phillips et al. · 2006 [cited by applicant]
US 20060214627A1 · Ito et al. · 2006 [cited by applicant]
US 20060220605A1 · Funabashi et al. · 2006 [cited by applicant]
US 20060244414A1 · Lay · 2006 [cited by applicant]
US 20060267548A1 · Uehlein-Proctor et al. · 2006 [cited by applicant]
US 20060267556A1 · Uehlein-Proctor et al. · 2006 [cited by applicant]
US 20070090807A1 · Ziegler · 2007 [cited by applicant]
US 20070103113A1 · Embrey et al. · 2007 [cited by applicant]
US 20070103118A1 · Takagi et al. · 2007 [cited by applicant]
US 20070108944A1 · Pellenc · 2007 [cited by applicant]
US 20070148539A1 · Pellenc · 2007 [cited by applicant]
US 20070236173A1 · Kimura · 2007 [cited by applicant]
US 20070241758A1 · Kamata · 2007 [cited by applicant]
US 20070252553A1 · Mori et al. · 2007 [cited by applicant]
US 20070279902A1 · Kim · 2007 [cited by applicant]
US 20080012526A1 · Sadow · 2008 [cited by applicant]
US 20080059089A1 · Hornick et al. · 2008 [cited by applicant]
US 20080180059A1 · Carrier et al. · 2008 [cited by applicant]
US 20080203995A1 · Carrier et al. · 2008 [cited by applicant]
US 20080311795A1 · Brotto et al. · 2008 [cited by applicant]
US 20090031865A1 · Alberti et al. · 2009 [cited by applicant]
US 20090071675A1 · Hanawa et al. · 2009 [cited by applicant]
US 20090102420A1 · Uehlein-Proctor et al. · 2009 [cited by applicant]
US 20090108806A1 · Takano et al. · 2009 [cited by applicant]
US 20090146614A1 · Carrier et al. · 2009 [cited by applicant]
US 20090224725A1 · Tatebayashi et al. · 2009 [cited by applicant]
US 20090237012A1 · Yokoyama et al. · 2009 [cited by applicant]
US 20090289805A1 · Patrick et al. · 2009 [cited by applicant]
US 20100072975A1 · Hori · 2010 [cited by applicant]
US 20100109435A1 · Ahmadi et al. · 2010 [cited by applicant]
US 20100133913A1 · Iida · 2010 [cited by applicant]
US 20100162518A1 · Ward · 2010 [cited by examiner]
US 20100192314A1 · Otsuka et al. · 2010 [cited by applicant]
US 20100219792A1 · Tsumura · 2010 [cited by applicant]
US 20100283427A1 · Sugiyama et al. · 2010 [cited by applicant]
US 20110147031A1 · Matthias · 2011 [cited by examiner]
US 20110193413A1 · Kudo et al. · 2011 [cited by applicant]
US 20110197389A1 · Ota et al. · 2011 [cited by applicant]
US 20110198103A1 · Suzuki · 2011 [cited by applicant]
US 20110221604A1 · Johnson · 2011 [cited by applicant]
US 20110260686A1 · Ford · 2011 [cited by applicant]
US 20110284257A1 · Ogino et al. · 2011 [cited by applicant]
US 20110311842A1 · Fang · 2011 [cited by applicant]
US 20120024552A1 · Kawano et al. · 2012 [cited by applicant]
US 20120037385A1 · Suzuki et al. · 2012 [cited by applicant]
US 20120212199A1 · Amer et al. · 2012 [cited by applicant]
US 20120235593A1 · Snyder et al. · 2012 [cited by applicant]
US 20120236551A1 · Sharrah et al. · 2012 [cited by applicant]
US 20120262035A1 · Takano et al. · 2012 [cited by applicant]
US 20120301762A1 · Welker et al. · 2012 [cited by applicant]
US 20130002175A1 · Shimizu et al. · 2013 [cited by applicant]
US 20130020875A1 · Wozniak et al. · 2013 [cited by applicant]
US 20130025893A1 · Ota et al. · 2013 [cited by applicant]
US 20130062952A1 · Park et al. · 2013 [cited by applicant]
US 20130154549A1 · Hanawa et al. · 2013 [cited by applicant]
US 20130164589A1 · Ota et al. · 2013 [cited by applicant]
US 20130187461A1 · Goto et al. · 2013 [cited by applicant]
US 20140265604A1 · Mergener · 2014 [cited by applicant]
US 20160374525A1 · Reed et al. · 2016 [cited by applicant]
US 20180152043A1 · Geng · 2018 [cited by applicant]
US 20180175458A1 · Radovich et al. · 2018 [cited by applicant]
US 20180366954A1 · Scanzillo et al. · 2018 [cited by applicant]
US 20190237715A1 · Seman, Jr. et al. · 2019 [cited by applicant]
CN 101064439A · 2007 [cited by applicant]
CN 100495852 · 2009 [cited by applicant]
CN 101494279A · 2009 [cited by applicant]
CN 101587171A · 2009 [cited by applicant]
DE 102008040061A · 2010 [cited by applicant]
EP 1312855A · 2003 [cited by applicant]
GB 2226716A · 1990 [cited by applicant]
JP S63294216A · 1988 [cited by applicant]
JP H362783 · 1991 [cited by applicant]
JP H73983U · 1995 [cited by applicant]
JP H08241705A · 1996 [cited by applicant]
JP H09314482A · 1997 [cited by applicant]
JP H11262172A · 1999 [cited by applicant]
JP 2001300867A · 2001 [cited by applicant]
JP 2002027675 · 2002 [cited by applicant]
JP 2002210678A · 2002 [cited by applicant]
JP 2003070179A · 2003 [cited by applicant]
JP 2004152580A · 2004 [cited by applicant]
JP 2005117765A · 2005 [cited by applicant]
JP 2005131770A · 2005 [cited by applicant]
JP 2005150079 · 2005 [cited by applicant]
JP 2005192330A · 2005 [cited by applicant]
JP 2005278375A · 2005 [cited by applicant]
JP 2006020497A · 2006 [cited by applicant]
JP 2006081390A · 2006 [cited by applicant]
JP 2006280043A · 2006 [cited by applicant]
JP 2006281404A · 2006 [cited by applicant]
JP 2006334773A · 2006 [cited by applicant]
JP 2007109660A · 2007 [cited by applicant]
JP 2007511380 · 2007 [cited by applicant]
JP 2007520180A · 2007 [cited by applicant]
JP 2007229827A · 2007 [cited by applicant]
JP 2007234264A · 2007 [cited by applicant]
JP 2007256114A · 2007 [cited by applicant]
JP 2007280757A · 2007 [cited by applicant]
JP 2008000835A · 2008 [cited by applicant]
JP 2008518798A · 2008 [cited by applicant]
JP 2008178278A · 2008 [cited by applicant]
JP 2008245481A · 2008 [cited by applicant]
JP 2009302030A · 2009 [cited by applicant]
JP 2010178773A · 2010 [cited by applicant]
JP 2010220632 · 2010 [cited by applicant]
JP 2011526217A · 2011 [cited by applicant]
JP 2014030358A · 2014 [cited by applicant]
WO 9933124A · 1999 [cited by applicant]
WO 2005038952A2 · 2005 [cited by applicant]
WO 2006055303A2 · 2006 [cited by applicant]
WO 2010000535A1 · 2010 [cited by applicant]
WO 2012002957A1 · 2012 [cited by applicant]
WO 2018067986A1 · 2018 [cited by applicant]
Communication from EPO dated Oct. 16, 2017 in related EP application No. 11703493.4, including Annex to Communication, examined claims of the Main Request and Auxiliary Requests I-IV and Applicant's written submission. [cited by applicant]
Decision to Refuse European patent application No. 11 703 493.4 dated Nov. 22, 2017, including examined claims and Applicant arguments. [cited by applicant]
Final Office Action mailed Jan. 16, 2014 in related U.S. Appl. No. 12/888,101. [cited by applicant]
International Search Report for counterpart PCT application No. PCT/JP2011/051147 (including the claims searched in the ISR). [cited by applicant]
International Search Report for related PCT application No. PCT/JP2011/051146 (including the claims searched in the ISR). [cited by applicant]
Japanese Office Action dated Oct. 28, 2014 and English translation from related application JP 2010-029505. [cited by applicant]
Liu He-ping et al., “Anti-Common Mode Multiplex Voltage Measurement for the EV Battery”, Automatization Technology and Application, vol. 27, No. 5, 2008, pp. 97-99 and 111, including English abstract. [cited by applicant]
Notice of Allowance mailed Apr. 10, 2014 in related U.S. Appl. No. 12/888,101. [cited by applicant]
Office Action from Japanese Patent Office mailed on Jul. 23, 2019 for counterpart JP application No. 2018-158889, including English translation thereof. [cited by applicant]
Office Action from Japanese Patent Office mailed on Oct. 29, 2013 for counterpart JP application No. 2010-029505, including English translation thereof. [cited by applicant]
Office Action from Japanese Patent Office mailed on Oct. 29, 2013 for counterpart JP application No. 2010-029506, including English translation thereof. [cited by applicant]
Office Action from Russian Patent Office mailed on Nov. 7, 2013 for counterpart RU application No. 2012138951, including English translation thereof. [cited by applicant]
Office Action from the Chinese Patent Office mailed on Apr. 1, 2014 for counterpart Chinese patent application No. 201180009359.X, including English translation thereof. [cited by applicant]
Office Action from the Chinese Patent Office mailed on May 5, 2014 for counterpart Chinese patent application No. 201180009302.X, including partial English translation thereof. [cited by applicant]
Office Action from the Chinese Patent Office mailed on Nov. 2, 2014 for counterpart Chinese patent application No. 201180009302.X, including partial English translation thereof. [cited by applicant]
Office Action from the European Patent Office dated Jun. 8, 2015 in counterpart EP application No. 11703493.4, including examined claims 1-15. [cited by applicant]
Office Action from the Japanese Patent Office dated Dec. 5, 2017 in related Japanese application No. 2017-000208, and translation thereof. [cited by applicant]
Office Action from the Japanese Patent Office dated Jun. 14, 2016 in related Japanese application No. 2015-158638, and translation of substantive portions thereof. [cited by applicant]
Office Action from the Japanese Patent Office dated May 12, 2015 in related Japanese application No. 2014-004884, and translation thereof. [cited by applicant]
Office Action from the Japanese Patent Office dated May 29, 2018 in related Japanese application No. 2017-000208, and translation thereof. [cited by applicant]
Office Action from the Japanese Patent Office dispatched Nov. 24, 2020 in related JP application No. 2019-205676, and machine translation of Office Action and examined claims 1-10. [cited by applicant]
Office Action mailed Jun. 8, 2012 for related U.S. Appl. No. 12/888,101. [cited by applicant]
Office Action mailed Sep. 11, 2013 for related U.S. Appl. No. 12/888,101. [cited by applicant]
Summons to attend oral proceedings from the European Patent Office mailed May 30, 2017 in related EP application No. 11703493.4, including grounds for rejection and examined claims 1-14. [cited by applicant]
Written Opinion for counterpart PCT application No. PCT/JP2011/051147 (see corresponding ISR for examined claims). [cited by applicant]
Written Opinion for related PCT application No. PCT/JP2011/051146 (see corresponding ISR for examined claims). [cited by applicant]
Yang Suo et al., “A Battery Monitoring System Based on CAN Bus for Electrical Vehicles”, Journal of Guizhou University of Technology, vol. 33, No. 3, Apr. 2004, pp. 90-94 and 100, including English abstract attached at … [cited by applicant]