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Issei Suzuki
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Kyoto-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Compound, epoxy curing catalyst and method for producing compound
Patent number
11,718,587
Issue date
Aug 8, 2023
Tokyo Ohka Kogyo Co., Ltd.
Kunihiro Noda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Curable composition, cured film, display panel or OLED light, and m...
Patent number
11,267,932
Issue date
Mar 8, 2022
Tokyo Ohka Kogyo Co., Ltd.
Kazuya Someya
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Resist composition and method for forming resist pattern
Patent number
11,204,551
Issue date
Dec 21, 2021
Tokyo Ohka Kogyo Co., Ltd.
Masahito Yahagi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern, polymeric com...
Patent number
11,099,479
Issue date
Aug 24, 2021
Tokyo Ohka Kogyo Co., Ltd.
Takashi Nagamine
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method for forming resist pattern, compound, an...
Patent number
10,394,122
Issue date
Aug 27, 2019
TOYKO OHKA KOGYO CO., LTD.
Issei Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resist composition and method for forming resist pattern
Patent number
10,241,406
Issue date
Mar 26, 2019
Tokyo Ohka Kogyo Co., Ltd.
Masahito Yahagi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Brush composition, and method of producing structure containing pha...
Patent number
9,776,208
Issue date
Oct 3, 2017
Tokyo Ohka Kogyo Co., Ltd.
Masahito Yahagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sulfonium salt and photo-acid generator
Patent number
9,045,398
Issue date
Jun 2, 2015
San-Apro Limited
Issei Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfonium salt, photo-acid generator, and photosensitive resin comp...
Patent number
8,617,787
Issue date
Dec 31, 2013
San-Apro, Ltd.
Issei Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfonium salt, photoacid generator, and photocurable composition a...
Patent number
8,278,030
Issue date
Oct 2, 2012
San-Apro Limited
Issei Suzuki
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SURFACE TREATMENT AGENT, SURFACE TREATMENT METHOD, AND REGION SELEC...
Publication number
20220017455
Publication date
Jan 20, 2022
Tokyo Ohka Kogyo Co., Ltd.
Natsumi Okawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SURFACE TREATMENT AGENT AND SURFACE TREATMENT METHOD
Publication number
20210171549
Publication date
Jun 10, 2021
Tokyo Ohka Kogyo Co., Ltd.
Makoto SATO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COM...
Publication number
20190219920
Publication date
Jul 18, 2019
Tokyo Ohka Kogyo Co., Ltd.
Takashi NAGAMINE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CURABLE COMPOSITION, CURED FILM, DISPLAY PANEL OR OLED LIGHT, AND M...
Publication number
20190031818
Publication date
Jan 31, 2019
Tokyo Ohka Kogyo Co., Ltd.
Kazuya SOMEYA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20170371241
Publication date
Dec 28, 2017
Tokyo Ohka Kogyo Co., Ltd.
Masahito YAHAGI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20170369697
Publication date
Dec 28, 2017
Tokyo Ohka Kogyo Co., Ltd.
Masahito YAHAGI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION, METHOD FOR FORMING RESIST PATTERN, COMPOUND, AN...
Publication number
20170369698
Publication date
Dec 28, 2017
Tokyo Ohka Kogyo Co., Ltd.
Issei SUZUKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BRUSH COMPOSITION, AND METHOD OF PRODUCING STRUCTURE CONTAINING PHA...
Publication number
20160194751
Publication date
Jul 7, 2016
Tokyo Ohka Kogyo Co., Ltd.
Masahito YAHAGI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SULFONIUM SALT AND PHOTO-ACID GENERATOR
Publication number
20140357896
Publication date
Dec 4, 2014
SAN-APRO LTD.
Issei Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SULFONIUM SALT, PHOTO-ACID GENERATOR, AND PHOTOSENSITIVE RESIN COMP...
Publication number
20110300482
Publication date
Dec 8, 2011
SAN-APRO, LTD
Issei Suzuki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SULFONIUM SALT, PHOTOACID GENERATOR, AND PHOTOCURABLE COMPOSITION A...
Publication number
20110039205
Publication date
Feb 17, 2011
SAN-APRO LIMITED
Issei Suzuki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...