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Mitsuru Sato
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Hillsboro, OR, US
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last 30 patents
Information
Patent Grant
Chemical-sensitization resist composition
Patent number
6,245,930
Issue date
Jun 12, 2001
Tokyo Ohka Kogyo Co., Ltd.
Katsumi Oomori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoresist laminate and method for patterning using the same
Patent number
6,083,665
Issue date
Jul 4, 2000
Tokyo Ohka Kogyo Co., Ltd.
Mitsuru Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of removing coating from edge of substrate
Patent number
6,015,467
Issue date
Jan 18, 2000
Tokyo Ohka Kogyo Co., Ltd.
Koichi Nagasawa
B08 - CLEANING
Information
Patent Grant
Chemical-sensitization resist composition
Patent number
5,976,760
Issue date
Nov 2, 1999
Tokyo Ohka Kogyo Co., Ltd.
Katsumi Oomori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Chemical-amplification-type negative resist composition and method...
Patent number
5,955,241
Issue date
Sep 21, 1999
Tokyo Ohka Kogyo Co., Ltd.
Mitsuru Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Undercoating composition for photolithographic patterning
Patent number
5,948,847
Issue date
Sep 7, 1999
Tokyo Ohka Kogyo Co., Ltd.
Etsuko Iguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Negative-working chemical-sensitization photoresist composition com...
Patent number
5,928,837
Issue date
Jul 27, 1999
Tokyo Ohka Kogyo Co., Ltd.
Mitsuru Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoresist laminate and method for patterning using the same
Patent number
5,925,495
Issue date
Jul 20, 1999
Tokyo Ohka Kogyo Co., Ltd.
Mitsuru Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY