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Shinichi Kono
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Kanagawa, JP
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Patents Grants
last 30 patents
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Patent Grant
Positive photoresist composition and method of patterning resist th...
Patent number
6,762,005
Issue date
Jul 13, 2004
Tokyo Ohka Kogyo Co., Ltd.
Akira Katano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive photoresist composition and method of patterning resist th...
Patent number
6,756,178
Issue date
Jun 29, 2004
Tokyo Ohka Kogyo Co., Ltd.
Akira Katano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Positive photoresist compositions and a process for producing the same
Patent number
6,083,657
Issue date
Jul 4, 2000
Tokyo Ohka Kogyo Co., Ltd.
Shinichi Kono
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Positive-working photoresist composition comprising a novolac resin...
Patent number
5,604,077
Issue date
Feb 18, 1997
Tokyo Ohka Kogyo Co., Ltd.
Shinichi Kono
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Positive photoresist composition and method of patterning resist th...
Publication number
20030143479
Publication date
Jul 31, 2003
Tokyo Ohka Kogyo Co., Ltd.
Akira Katano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Positive photoresist composition and method of patterning resist th...
Publication number
20030134223
Publication date
Jul 17, 2003
Tokyo Ohka Kogyo Co., Ltd.
Akira Katano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY