Patent Assignment
Reel/Frame 008821/0833
Assignment of Assignor's Interest
Recorded: 1997-09-24
Pages: 2
Assignor
YAMADA, HACHIRO
Executed: 1997-09-18
Assignee
NEC CORPORATION
7-1, SHIBA 5-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Gray Scale Expression Method and Gray Scale Display Device
Patent:
6,323,880 →
Application:
08/936,801 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 22, 2004
From: NEC CORPORATION
To: NEC PLASMA DISPLAY CORPORATION
Reel/Frame 015931/0301 →
Assignment of Assignor's Interest
Dec 7, 2004
From: NEC PLASMA DISPLAY CORPORATION
To: PIONEER PLASMA DISPLAY CORPORATION
Reel/Frame 016038/0801 →
Assignment of Assignor's Interest
Jun 14, 2005
From: PIONEER PLASMA DISPLAY CORPORATION
To: PIONEER CORPORATION
Reel/Frame 016334/0922 →
Assignment of Assignor's Interest
Sep 15, 2009
From: PIONEER CORPORATION (FORMERLY CALLED PIONEER ELECTRONIC CORPORATION)
To: PANASONIC CORPORATION
Reel/Frame 023234/0173 →