IP Library › Granted Patent US 645,318
Granted Patent S1
US 645,318 · App. 29/369,188 · Granted Sep 20, 2011

Portable electric hammer drill

Assignee: Hitachi Koki Co., Ltd.
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Quick Facts
Patent No.
US 645,318
App. No.
29/369,188
Granted
Sep 20, 2011
Kind
S1
Claims (1)

The ornamental design for 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 Sep 3, 2010
From: TANIGUCHI, TAKESHI; KAKEFUDA, SHINICHI; OKADA, MASANORI; OKUBO, TAKAHIRO
To: HITACHI KOKI CO., LTD.
Reel/Frame 024935/0575 →
Priority Claims (1)
JP 2010-006833 · Mar 19, 2010 · national