Patent Assignment
Reel/Frame 024983/0808
Assignment of Assignor's Interest
Recorded: 2010-09-14
Pages: 10
Assignors
FUKUSHIMA, HIROTO
Executed: 2010-08-30
MIURA, TOMONORI
Executed: 2010-08-30
TSUKANAKA, YASUHIKO
Executed: 2010-08-25
EZAKI, TAKESHI
Executed: 2010-08-25
Assignees
SUMCO CORPORATION
2-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO, 105-8634, JAPAN
SUMITOMO METAL FINE TECHNOLOGY CO., LTD.
1-22, KAWAHARA-CHO, KASHIWARA-SHI, OSAKA, 582-0004, JAPAN
Covered Property
(1)
Conditioning Method and Conditioning Apparatus for Polishing Pad for Use in Double Side Polishing Device
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 20, 2013
From: SUMITOMO METAL FINE TECHNOLOGY CO., LTD.
To: NIPPON STEEL & SUMIKIN FINE TECHNOLOGIES CO., LTD.
Reel/Frame 030053/0654 →
Assignment of Assignor's Interest
Mar 20, 2013
From: NIPPON STEEL & SUMIKIN FINE TECHNOLOGY CO., LTD.
To: SUMCO CORPORATION
Reel/Frame 030053/0663 →