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Hiroshi Takanashi
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Kanagawa-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Protective film agent for laser dicing and wafer processing method...
Patent number
9,090,783
Issue date
Jul 28, 2015
TOKYO OHKA KOGYO CO., LTD.
Hiroshi Takanashi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Negative-type photosensitive resin composition
Patent number
6,806,032
Issue date
Oct 19, 2004
Tokyo Ohka Kogyo Co., Ltd.
Hiroshi Takanashi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Soluble photosensitive resin composition
Patent number
4,209,581
Issue date
Jun 24, 1980
Tokyo Ohka Kogyo Kabushiki Kaisha
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
PROTECTIVE FILM AGENT FOR LASER DICING AND WAFER PROCESSING METHOD...
Publication number
20100304551
Publication date
Dec 2, 2010
Tokyo Ohka Kogyo Co., Ltd.
Hiroshi Takanashi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20100068480
Publication date
Mar 18, 2010
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Nagative-working photosensitive resin composition and photosensitiv...
Publication number
20100055612
Publication date
Mar 4, 2010
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Negative-working photosensitive resin composition and photosensiti...
Publication number
20090075200
Publication date
Mar 19, 2009
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20090068413
Publication date
Mar 12, 2009
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Material for Metallic-Pattern Formation, Crosslinking Monomer, and...
Publication number
20080119581
Publication date
May 22, 2008
Tokyo Ohka Kogyo Co., Ltd.
Hiroshi Takanashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20080070160
Publication date
Mar 20, 2008
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20070111141
Publication date
May 17, 2007
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20060275702
Publication date
Dec 7, 2006
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20060147838
Publication date
Jul 6, 2006
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Protective film agent for laser dicing and wafer processing method...
Publication number
20060105544
Publication date
May 18, 2006
Tokyo Ohka Kogyo Co., Ltd.
Hiroshi Takanashi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20060057495
Publication date
Mar 16, 2006
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Negative-type photosensitive resin composition
Publication number
20030170569
Publication date
Sep 11, 2003
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20010019811
Publication date
Sep 6, 2001
Hiroshi Takanashi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Negative-working photosensitive resin composition and photosensitiv...
Publication number
20010010893
Publication date
Aug 2, 2001
Hiroshi Takanashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY