Patent Assignment
Reel/Frame 009758/0920
Assignment of Assignor's Interest
Recorded: 1999-02-03
Pages: 3
Assignors
NIWAYAMA, MASAHIKO
Executed: 1999-02-01
KUBO, HIROKO
Executed: 1999-02-01
YONEDA, KENJI
Executed: 1999-02-01
Assignee
MATSUSHITA ELECTRONICS CORPORATION
1-1, SAIWAI-CHO, TAKATSUKI-SHI, OSAKA 569-1193, JAPAN
Covered Property
(1)
Method for Introducing Impurity into a Semiconductor Substrae Without Megative Charge Buildup Phemomenon
Patent:
6,451,674 →
Application:
09/243,797 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 7, 2001
From: MATSUSHITA ELECTRONICS CORPORATION
To: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Reel/Frame 011855/0674 →
Change of Name
Sep 19, 2014
From: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
To: PANASONIC CORPORATION
Reel/Frame 033777/0873 →
Assignment of Assignor's Interest
Jul 7, 2015
From: PANASONIC CORPORATION
To: PANNOVA SEMIC, LLC
Reel/Frame 036065/0273 →