Patent Assignment
Reel/Frame 008308/0220
Assignment of Assignor's Interest
Recorded: 1997-01-17
Pages: 2
Assignor
SASAKI, HITOSHI
Executed: 1996-12-06
Assignee
MITSUBISHI MATERIALS CORPORATION A CORP. OF JAPAN
5-1, OHTEMACHI 1-CHOME, CHIYODA-KU, TOKYO 100, JAPAN
Covered Property
(1)
Growth of Silicon Single Crystal
Patent:
5,683,504 →
Application:
08/621,054 →
Related Assignments
(15)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 3, 1996
From: IZUNOME, KOJI; KAWANISHI, SOUROKU; TOGAWA, SHINJI; IKARI, ATSUSHI
To: RESEARCH DEVELOPMENT CORPORATION OF JAPAN; IZUNOME, KOJI; KAWANISHI, SOUROKU; IKARI, ATSUSHI
Reel/Frame 007968/0990 →
Assignment of Assignor's Interest
Jan 17, 1997
From: IKARI, ATSUSHI
To: NIPPON STEEL CORPORATION
Reel/Frame 008308/0181 →
Assignment of Assignor's Interest
Jan 17, 1997
From: TOGAWA, SHINJI
To: KOMATSU ELECTRONIC METALS CO., LTD., A CORPORATION OF JAPAN
Reel/Frame 008308/0243 →
Assignment of Assignor's Interest
Jan 17, 1997
From: IZUNOME, KOJI
To: TOSHIBA CERAMICS CO., LTD.
Reel/Frame 008308/0218 →
Assignment of Assignor's Interest
Jan 17, 1997
From: KAWANISHI, SOUROKU
To: SUMITOMO SITIX CORPORATION, A CORP. OF JAPAN
Reel/Frame 008308/0183 →
Merger
Jul 30, 1999
From: SUMITOMO SITIX CORPORATION
To: SUMITOMO METAL INDUSTRIES, LTD.
Reel/Frame 010095/0190 →
Assignment of Assignor's Interest
Dec 9, 1999
From: MITSUBISHI MATERIALS CORPORATION
To: RESEARCH DEVELOPMENT CORPORATION OF JAPAN
Reel/Frame 010425/0916 →
Assignment of Assignor's Interest
Jan 10, 2001
From: KOMATSU ELECTRONIC METALS CO., LTD.
To: RESEARCH DEVELOPMENT CORPORATION OF JAPAN
Reel/Frame 011442/0473 →
Assignment of Assignor's Interest
Aug 29, 2001
From: NIPPON STEEL CORPORATION
To: WACKER NSCE CORPORATION
Reel/Frame 012119/0244 →
Assignment of Assignor's Interest
Jul 5, 2002
From: SUMITOMO METAL INDUSTRIES, LTD.
To: SUMITOMO MITSUBISHI SILICON CORPORATION
Reel/Frame 013029/0744 →
Change of Name
Sep 28, 2005
From: RESEARCH DEVELOPMENT CORPORATION OF JAPAN
To: JAPAN SCIENCE AND TECHNOLOGY CORPORATION
Reel/Frame 017034/0290 →
Change of Name with Verification of Translation
Sep 28, 2005
From: WACKER NSCE CORPORATION
To: SILTRONIC JAPAN CORPORATION
Reel/Frame 017034/0279 →
Assignment of Assignor's Interest
Sep 28, 2005
From: SUMITOMO MITSUBISHI SILICON CORPORATION
To: RESEARCH DEVELOPMENT CORPORATION OF JAPAN
Reel/Frame 017034/0058 →
Change of Name with Verification of Translation
Sep 28, 2005
From: JAPAN SCIENCE AND TECHNOLOGY CORPORATION
To: JAPAN SCIENCE AND TECHNOLOGY AGENCY
Reel/Frame 017025/0711 →
Merger
Sep 13, 2007
From: TOSHIBA CERAMICS CO., LTD.
To: COVALENT MATERIALS CORPORATION
Reel/Frame 019817/0749 →