Patent Assignment
Reel/Frame 007030/0102
Assignment of Assignor's Interest
Recorded: 1994-06-15
Pages: 5
Assignor
KOBAYASHI, YOSHIFUMI
Executed: 1994-04-25
Assignees
MITSUBISHI MATERIALS SILICON CORP.
8-16, IWAMOTO-CHO 3-CHOME CHIYODA-KU, TOKYO 101, JAPAN
MITSUBISHI MATERIALS CORPORATION
5-1 OHTEMACHI 1-CHOME CHIYODA-KU, TOKYO 100, JAPAN
Covered Property
(1)
System for Pulling-Up Monocrystal and Method of Exhausting Silicon Oxide
Patent:
5,476,065 →
Application:
08/187,551 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 15, 1994
From: IKEZAWA, KAZUHIRO; YASUDA, HIROSHI; TANIKAWA, AKIRA; KOJIMA, HIROYUKI
To: MITSUBISHI MATERIALS SILICON CORP.; MITSUBISHI MATERIALS CORPORATION
Reel/Frame 007029/0779 →
Change of Name
Apr 5, 2011
From: MITSUBISHI MATERIALS SILICON CORPORATION
To: SUMITOMO MITSUBISHI SILICON CORPORATION
Reel/Frame 026074/0552 →
Change of Name
Apr 7, 2011
From: SUMITOMO MITSUBISHI SILICON CORPORATION
To: SUMCO CORPORATION
Reel/Frame 026100/0718 →
Assignment of Assignor's Interest
Oct 5, 2011
From: MITSUBISHE MATERIALS CORPORATION
To: SUMCO CORPORATION
Reel/Frame 027021/0207 →