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Emi UCHIDA
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Surface treatment agent and surface treatment method
Patent number
11,965,111
Issue date
Apr 23, 2024
Tokyo Ohka Kogyo Co., Ltd.
Takumi Namiki
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Resist composition and method of forming resist pattern
Patent number
11,067,888
Issue date
Jul 20, 2021
Tokyo Ohka Kogyo Co., Ltd.
Takashi Nagamine
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
SURFACE TREATMENT AGENT AND SURFACE TREATMENT METHOD
Publication number
20200079962
Publication date
Mar 12, 2020
Tokyo Ohka Kogyo Co., Ltd.
Takumi NAMIKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE TREATMENT AGENT AND SURFACE TREATMENT METHOD
Publication number
20200062968
Publication date
Feb 27, 2020
Tokyo Ohka Kogyo Co., Ltd.
Emi UCHIDA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20190196329
Publication date
Jun 27, 2019
Tokyo Ohka Kogyo Co., Ltd.
Takashi NAGAMINE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...