Patent Assignment
Reel/Frame 013281/0295
Assignment of Assignor's Interest
Recorded: 2002-08-27
Pages: 3
Assignors
KAKIZAWA, MASAHIKO
Executed: 2002-08-07
KIMURA, MAYUMI
Executed: 2002-08-09
MIZUTA, HIRONORI
Executed: 2002-08-07
HAYASHIDA, ICHIRO
Executed: 2002-08-07
Assignee
WAKO PURE CHEMICAL INDUSTRIES, LTD.
1-2, DOSHOMACHI 3-CHOME, CHUO-KU, OSAKA-SHI, OSAKA, 540-8605, JAPAN
Covered Property
(1)
Semiconductor Wafer Cleaning Agent and Cleaning Method
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
May 20, 2019
From: WAKO PURE CHEMICAL INDUSTRIES, LTD.
To: FUJIFILM WAKO PURE CHEMICAL CORPORATION
Reel/Frame 049228/0749 →
Assignment of Assignor's Interest
Jul 26, 2019
From: FUJIFILM WAKO PURE CHEMICAL CORPORATION
To: FUJIFILM ELECTRONIC MATERIALS CO., LTD.
Reel/Frame 049872/0613 →