Patent Assignment
Reel/Frame 015668/0241
Assignment of Assignor's Interest
Recorded: 2004-08-10
Pages: 2
Assignor
YAMAMOTO, TAKAYUKI
Executed: 2004-05-20
Assignee
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Recording Device for Writing Data Including Expiration Time Data
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 12, 2013
From: HITACHI, LTD.
To: HITACHI CONSUMER ELECTRONICS CO., LTD.
Reel/Frame 030802/0610 →
Assignment of Assignor's Interest
Sep 8, 2014
From: HITACHI CONSUMER ELECTRONICS CO., LTD.; HITACHI CONSUMER ELECTRONICS CO, LTD.
To: HITACHI MAXELL, LTD.
Reel/Frame 033694/0745 →
Assignment of Assignor's Interest
Jan 25, 2018
From: HITACHI MAXELL, LTD.
To: MAXELL, LTD.
Reel/Frame 045142/0208 →