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Shota Katayama
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Chemically amplified positive-type photosensitive resin composition...
Patent number
11,131,927
Issue date
Sep 28, 2021
Tokyo Ohka Kogyo Co., Ltd.
Akiya Kawaue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Chemical amplification type positive photosensitive resin compositi...
Patent number
11,061,326
Issue date
Jul 13, 2021
Tokyo Ohka Kogyo Co., Ltd.
Akiya Kawaue
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Chemically amplified positive-type photosensitive resin composition...
Patent number
11,016,387
Issue date
May 25, 2021
Tokyo Ohka Kogyo Co., Ltd.
Shota Katayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Chemically amplified positive-type photosensitive resin composition
Patent number
10,054,855
Issue date
Aug 21, 2018
Tokyo Ohka Kogyo Co., Ltd.
Shota Katayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Chemically amplified positive-type photosensitive resin composition
Patent number
9,557,651
Issue date
Jan 31, 2017
Tokyo Ohka Kogyo Co., Ltd.
Shota Katayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Chemically amplified photosensitive resin composition and method fo...
Patent number
9,372,403
Issue date
Jun 21, 2016
Tokyo Ohka Kogyo Co., Ltd.
Makiko Irie
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
NEGATIVE PHOTOSENSITIVE COMPOSITION AND PATTERN FORMATION METHOD
Publication number
20240045330
Publication date
Feb 8, 2024
Tokyo Ohka Kogyo Co., Ltd.
Shota Katayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICALLY AMPLIFIED PHOTOSENSITIVE COMPOSITION, PHOTOSENSITIVE DRY...
Publication number
20230229084
Publication date
Jul 20, 2023
Tokyo Ohka Kogyo Co., Ltd.
Yusuke KISHIMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICALLY AMPLIFIED POSITIVE -TYPE PHOTOSENSITIVE RESIN COMPOSITIO...
Publication number
20220026801
Publication date
Jan 27, 2022
Tokyo Ohka Kogyo Co., Ltd.
Shota KATAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD FOR MANUFACTURING PLATED MOLDED ARTICLE
Publication number
20210055655
Publication date
Feb 25, 2021
Tokyo Ohka Kogyo Co., Ltd.
Aya MOMOZAWA
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE DRY FILM, METHOD O...
Publication number
20200292939
Publication date
Sep 17, 2020
Tokyo Ohka Kogyo Co., Ltd.
Kazuaki EBISAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CHEMICALLY AMPLIFIED POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION...
Publication number
20200209748
Publication date
Jul 2, 2020
Tokyo Ohka Kogyo Co., Ltd.
Shota KATAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICALLY AMPLIFIED POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION...
Publication number
20200142307
Publication date
May 7, 2020
Tokyo Ohka Kogyo Co., Ltd.
Aya MOMOZAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICALLY AMPLIFIED POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION...
Publication number
20200033729
Publication date
Jan 30, 2020
Tokyo Ohka Kogyo Co., Ltd.
Shota KATAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICALLY AMPLIFIED POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION...
Publication number
20190346765
Publication date
Nov 14, 2019
Tokyo Ohka Kogyo Co., Ltd.
Akiya KAWAUE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICAL AMPLIFICATION TYPE POSITIVE PHOTOSENSITIVE RESIN COMPOSITI...
Publication number
20190101825
Publication date
Apr 4, 2019
Tokyo Ohka Kogyo Co., Ltd.
Akiya KAWAUE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CHEMICALLY AMPLIFIED POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION
Publication number
20160291469
Publication date
Oct 6, 2016
Tokyo Ohka Kogyo Co., Ltd.
Shota KATAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICALLY AMPLIFIED POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPOSITION
Publication number
20150268553
Publication date
Sep 24, 2015
Tokyo Ohka Kogyo Co., Ltd.
Shota Katayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CHEMICALLY AMPLIFIED PHOTOSENSITIVE RESIN COMPOSITION AND METHOD FO...
Publication number
20150044613
Publication date
Feb 12, 2015
Tokyo Ohka Kogyo Co., Ltd.
Makiko Irie
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF FORMING FILM
Publication number
20140316054
Publication date
Oct 23, 2014
Tokyo Ohka Kogyo Co., Ltd.
Shinji Kumada
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...