Patent Assignment
Reel/Frame 015620/0049
Assignment of Assignor's Interest
Recorded: 2004-07-23
Pages: 8
Assignors
NAKATSU, MASAYUKI
Executed: 2004-07-15
NUMANAMI, TSUNEO
Executed: 2004-07-15
MOGI, MASAYUKI
Executed: 2004-07-15
ITOH, MASAMITSU
Executed: 2004-07-20
HAGIWARA, TSUNEYUKI
Executed: 2004-07-15
KONDO, NAOTO
Executed: 2004-07-15
Assignees
SHIN-ETSU CHEMICAL CO., LTD.
6-1 OTEMAHI 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
NIKON CORPORATION
2-3, MARUNOUCHI 3-CHOME, CHIYODA-KU, TOKYO 100-8331, JAPAN
KABUSHIKI KAISHA TOSHIBA
1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Photomask Blank Substrate, Photomask Blank and Photomask
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 28, 2017
From: KABUSHIKI KAISHA TOSHIBA
To: TOSHIBA MEMORY CORPORATION
Reel/Frame 043728/0156 →
Merger
Jan 20, 2022
From: TOSHIBA MEMORY CORPORATION
To: K.K.PANGEA
Reel/Frame 058788/0338 →
Assignment of Assignor's Interest
Feb 1, 2022
From: K.K.PANGEA
To: TOSHIBA MEMORY CORPORATION
Reel/Frame 058922/0308 →
Change of Name
Feb 11, 2022
From: TOSHIBA MEMORY CORPORATION
To: KIOXIA CORPORATION
Reel/Frame 059039/0123 →