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Tokunori YAMADAYA
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Negative type photosensitive resin composition, photosensitive resi...
Patent number
11,415,888
Issue date
Aug 16, 2022
Tokyo Ohka Kogyo Co., Ltd.
Ryosuke Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Permanent adhesive composition for image sensors, and bonding metho...
Patent number
10,611,934
Issue date
Apr 7, 2020
Tokyo Ohka Kogyo Co., Ltd.
Tokunori Yamadaya
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
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Patent Application
NEGATIVE TYPE PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE RESI...
Publication number
20190235380
Publication date
Aug 1, 2019
Tokyo Ohka Kogyo Co., Ltd.
Ryosuke NAKAMURA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PERMANENT ADHESIVE COMPOSITION FOR IMAGE SENSORS, AND BONDING METHO...
Publication number
20190002744
Publication date
Jan 3, 2019
Tokyo Ohka Kogyo Co., Ltd.
Tokunori YAMADAYA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
APPLICATION LIQUID AND METHOD FOR FORMATION OF A SILICA-BASED COATI...
Publication number
20100247799
Publication date
Sep 30, 2010
Tokyo Ohka Kogyo Co., Ltd.
Tokunori YAMADAYA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...