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Yasuo SOMEYA
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Resist composition and method of forming resist pattern
Patent number
11,977,330
Issue date
May 7, 2024
Tokyo Ohka Kogyo Co., Ltd.
Takaaki Kaiho
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
RESIST COMPOSITION AND RESIST PATTERN FORMING METHOD
Publication number
20250180988
Publication date
Jun 5, 2025
Tokyo Ohka Kogyo Co., Ltd.
Yasuo SOMEYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20240427244
Publication date
Dec 26, 2024
Tokyo Ohka Kogyo Co., Ltd.
Yasuo SOMEYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20230107966
Publication date
Apr 6, 2023
Tokyo Ohka Kogyo Co., Ltd.
Yasuo SOMEYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20220214615
Publication date
Jul 7, 2022
Tokyo Ohka Kogyo Co., Ltd.
Takaaki KAIHO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20220179315
Publication date
Jun 9, 2022
Tokyo Ohka Kogyo Co., Ltd.
Yasuo SOMEYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20210181632
Publication date
Jun 17, 2021
Tokyo Ohka Kogyo Co., Ltd.
Takaaki KAIHO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...