Patent Assignment
Reel/Frame 006472/0508
Assignment of Assignors Interest.
Recorded: 1993-03-29
Pages: 3
Assignor
HOSOKAWA, TADATOSHI
Executed: 1993-02-09
Assignee
CHICHIBU CEMENT CO., LTD.
C/O NIHON KOGYO CLUB, 1-4-6, MARUNOUCHI CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Optical Isolator
Patent:
5,408,354 →
Application:
08/017,784 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Apr 26, 1996
From: CHICHIBU CEMENT CO., LTD.
To: CHICHIBU ONODA CEMENT CORPORATION
Reel/Frame 008077/0535 →
Assignment of Assignor's Interest
May 3, 1999
From: CHICHIBU ONODA CEMENT CORPORATION
To: TOKIN CORPORATION
Reel/Frame 009942/0660 →
Change of Name
Nov 5, 2002
From: TOKIN CORPORATION
To: NEC TOKIN CORPORATION
Reel/Frame 013438/0460 →