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Fumiharu Takahashi
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Shunan-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cleaning composition and method
Patent number
7,354,890
Issue date
Apr 8, 2008
Tosoh Corporation
Yasushi Hara
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method for producing a polyolefin
Patent number
6,337,376
Issue date
Jan 8, 2002
Tosoh Corporation
Yutaka Naito
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of polyolefins
Patent number
5,481,056
Issue date
Jan 2, 1996
Tosoh Corporation
Fumiharu Takahashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
ETCHING COMPOSITION AND METHOD FOR ETCHING A SUBSTRATE
Publication number
20090008366
Publication date
Jan 8, 2009
TOSOH COPORATION
Yasushi HARA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ETCHING METHOD AND ETCHING COMPOSITION USEFUL FOR THE METHOD
Publication number
20080203060
Publication date
Aug 28, 2008
TOSOH CORPORATION
Yasushi HARA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CLEANING COMPOSITION FOR SEMICONDUCTOR DEVICE-MANUFACTURING APPARAT...
Publication number
20070161529
Publication date
Jul 12, 2007
TOSOH CORPORATION
Fumiharu Takahashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Cleaning composition and method
Publication number
20060040839
Publication date
Feb 23, 2006
TOSOH CORPORATION
Yasushi Hara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Etching composition and method for etching a substrate
Publication number
20050227473
Publication date
Oct 13, 2005
TOSOH CORPORATION
Yasushi Iiara
H01 - BASIC ELECTRIC ELEMENTS