IP Library › Granted Patent US 762,435
Granted Patent S1
US 762,435 · App. 29/521,927 · Granted Aug 2, 2016

Portable electric hammer drill

Inventors: Takafumi Itoh (Hitachinaka, JP); Shinichi Kakefuda (Hitachinaka, JP)
Assignee: Hitachi Koki Co., Ltd.
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Quick Facts
Patent No.
US 762,435
App. No.
29/521,927
Granted
Aug 2, 2016
Kind
S1
Claims (1)

The ornamental design for a portable electric hammer drill, as shown and described.

Assignments (2)
CHANGE OF NAME Recorded Jul 26, 2018
From: HITACHI KOKI KABUSHIKI KAISHA
To: KOKI HOLDINGS CO., LTD.
Reel/Frame 047270/0107 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2015
From: ITOH, TAKAFUMI; KAKEFUDA, SHINICHI
To: HITACHI KOKI CO., LTD.
Reel/Frame 035304/0155 →
Priority Claims (1)
JP 2014-021314 · Sep 26, 2014 · national