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Patents Grants
last 30 patents
Information
Patent Grant
Resist composition, method of forming resist pattern, compound, and...
Patent number
12,111,574
Issue date
Oct 8, 2024
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition and method of forming resist pattern
Patent number
12,111,573
Issue date
Oct 8, 2024
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition, method of forming resist pattern, and compound
Patent number
11,635,686
Issue date
Apr 25, 2023
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition, method of forming resist pattern, and compound
Patent number
11,460,770
Issue date
Oct 4, 2022
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resist composition, and method of forming resist pattern
Patent number
11,256,169
Issue date
Feb 22, 2022
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern, compound, and...
Patent number
11,221,557
Issue date
Jan 11, 2022
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
C07 - ORGANIC CHEMISTRY
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 of forming resist pattern, polymeric com...
Patent number
11,061,329
Issue date
Jul 13, 2021
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern, polymeric com...
Patent number
10,908,502
Issue date
Feb 2, 2021
Tokyo Ohka Kogyo Co., Ltd.
Masatoshi Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern, compound, and...
Patent number
10,649,330
Issue date
May 12, 2020
Tokyo Ohka Kogyo Co., Ltd.
Masatoshi Arai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of preparing polymer compound
Patent number
10,414,918
Issue date
Sep 17, 2019
Tokyo Ohka Kogyo Co., Ltd.
Yoshitaka Komuro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Photobase generator
Patent number
9,933,701
Issue date
Apr 3, 2018
San-Apro Ltd.
Takuya Ikeda
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
Indanol derivative
Patent number
7,365,067
Issue date
Apr 29, 2008
Sankyo Company, Limited
Takahide Nishi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20240302741
Publication date
Sep 12, 2024
Tokyo Ohka Kogyo Co., Ltd.
Shuichi Ishii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD FOR FORMING RESIST PATTERN, METHOD FOR P...
Publication number
20240295812
Publication date
Sep 5, 2024
Tokyo Ohka Kogyo Co., Ltd.
Junichi Miyakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20220206384
Publication date
Jun 30, 2022
Tokyo Ohka Kogyo Co., Ltd.
Takuya IKEDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, COMPOUND, AND...
Publication number
20220206385
Publication date
Jun 30, 2022
Tokyo Ohka Kogyo Co., Ltd.
Takuya IKEDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20210200088
Publication date
Jul 1, 2021
Tokyo Ohka Kogyo Co., Ltd.
Toshiaki YATSUNAMI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20210157234
Publication date
May 27, 2021
Tokyo Ohka Kogyo Co., Ltd.
Rin Odashima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20210063878
Publication date
Mar 4, 2021
Tokyo Ohka Kogyo Co., Ltd.
Takashi Nagamine
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, AND COMPOUND
Publication number
20200174365
Publication date
Jun 4, 2020
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, AND COMPOUND
Publication number
20200174366
Publication date
Jun 4, 2020
Tokyo Ohka Kogyo Co., Ltd.
Takuya Ikeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, COMPOUND, AND...
Publication number
20190361345
Publication date
Nov 28, 2019
Tokyo Ohka Kogyo Co., Ltd.
Takuya IKEDA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RESIST COMPOSITION, AND METHOD OF FORMING RESIST PATTERN
Publication number
20190361346
Publication date
Nov 28, 2019
Tokyo Ohka Kogyo Co., Ltd.
Takuya IKEDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COM...
Publication number
20190163057
Publication date
May 30, 2019
Tokyo Ohka Kogyo Co., Ltd.
Takuya IKEDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COM...
Publication number
20190107779
Publication date
Apr 11, 2019
Tokyo Ohka Kogyo Co., Ltd.
Masatoshi ARAI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CURABLE COMPOSITION AND CURED ARTICLE USING SAME
Publication number
20180329297
Publication date
Nov 15, 2018
SAN-APRO LTD.
Noriya Fukunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, COMPOUND, AND...
Publication number
20180149973
Publication date
May 31, 2018
Tokyo Ohka Kogyo Co., Ltd.
Masatoshi ARAI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF PREPARING POLYMER COMPOUND
Publication number
20180022916
Publication date
Jan 25, 2018
Tokyo Ohka Kogyo Co., Ltd.
Yoshitaka KOMURO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PHOTOACID GENERATOR, AND RESIN COMPOSITION FOR PHOTOLITHOGRAPHY
Publication number
20160368879
Publication date
Dec 22, 2016
SAN-APRO LTD.
Takuya IKEDA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOBASE GENERATOR
Publication number
20160299429
Publication date
Oct 13, 2016
SAN-APRO LTD.
Takuya Ikeda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOBASE GENERATOR
Publication number
20160009737
Publication date
Jan 14, 2016
SAN-APRO LTD.
Takuya Ikeda
C07 - ORGANIC CHEMISTRY
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
Indanol derivative
Publication number
20070197570
Publication date
Aug 23, 2007
SANKYO COMPANY, LIMITED
Takahide Nishi
C07 - ORGANIC CHEMISTRY