Patent Assignment
Reel/Frame 017995/0580
Assignment of Assignor's Interest
Recorded: 2006-06-13
Pages: 2
Assignee
HITACHI POWDERED METALS CO., LTD.
520 MINORIDAI, MATSUDO-SHI, CHIBA 270-2295, JAPAN
Covered Property
(1)
Sintered Valve Seat and Production Method Therefor
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Address
Jul 2, 2009
From: HITACHI POWDERED METALS CO., LTD.
To: HITACHI POWDERED METALS CO., LTD.
Reel/Frame 022903/0810 →
Merger
Mar 9, 2023
From: HITACHI POWDERED METALS CO., LTD.
To: HITACHI CHEMICAL COMPANY, LTD.
Reel/Frame 062930/0328 →
Merger
Mar 10, 2023
From: HITACHI POWDERED METALS CO., LTD.
To: HITACHI CHEMICAL COMPANY, LTD.
Reel/Frame 063052/0251 →
Change of Name
Mar 10, 2023
From: HITACHI CHEMICAL COMPANY, LTD.
To: SHOWA DENKO MATERIALS CO., LTD.
Reel/Frame 063052/0885 →
Change of Name
Mar 13, 2023
From: SHOWA DENKO MATERIALS CO., LTD.
To: RESONAC CORPORATION
Reel/Frame 063069/0417 →
Change of Address
Feb 14, 2024
From: RESONAC CORPORATION
To: RESONAC CORPORATION
Reel/Frame 066599/0037 →