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Takaaki Kaiho
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
Information
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
Information
Patent Grant
Resist composition, method of forming resist pattern, fluorine-cont...
Patent number
10,838,301
Issue date
Nov 17, 2020
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki Hirano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition, compound, polymeric compound and method of form...
Patent number
9,244,347
Issue date
Jan 26, 2016
Tokyo Ohka Kogyo Co., Ltd.
Yoshitaka Komuro
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resist composition, method of forming resist pattern and polymeric...
Patent number
9,133,102
Issue date
Sep 15, 2015
Tokyo Ohka Kogyo Co., Ltd.
Daichi Takaki
C07 - ORGANIC CHEMISTRY
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
Resist composition, method of forming resist pattern and compound
Patent number
9,040,224
Issue date
May 26, 2015
Tokyo Ohka Kogyo Co., Ltd.
Akiya Kawaue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of producing polymeric compound, resist composition, and met...
Patent number
8,987,386
Issue date
Mar 24, 2015
Tokyo Ohka Kogyo Co., Ltd.
Yoshiyuki Utsumi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern and polymeric...
Patent number
8,685,620
Issue date
Apr 1, 2014
Tokyo Ohka Kogyo Co., Ltd.
Daichi Takaki
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20200257197
Publication date
Aug 13, 2020
Tokyo Ohka Kogyo Co., Ltd.
Takashi Nagamine
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, FLUORINE-CONT...
Publication number
20180284606
Publication date
Oct 4, 2018
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki HIRANO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
RESIST COMPOSITION, COMPOUND, POLYMERIC COMPOUND AND METHOD OF FORM...
Publication number
20140356787
Publication date
Dec 4, 2014
Tokyo Ohka Kogyo Co., Ltd.
Yoshitaka Komuro
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RESIST COMPOSITION, POLYMERIC COMPOUND, COMPOUND AND METHOD OF FORM...
Publication number
20140220492
Publication date
Aug 7, 2014
Tokyo Ohka Kogyo Co., Ltd.
Takaaki Kaiho
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN AND POLYMERIC...
Publication number
20140221673
Publication date
Aug 7, 2014
Tokyo Ohka Kogyo Co., Ltd.
Daichi Takaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RESIST COMPOSITION, METHOD FOR FORMING RESIST PATTERN, AND HIGH-MOL...
Publication number
20140186769
Publication date
Jul 3, 2014
Tokyo Ohka Kogyo Co., Ltd.
Takaaki Kaiho
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN AND COMPOUND
Publication number
20140178821
Publication date
Jun 26, 2014
Tokyo Ohka Kogyo Co., Ltd.
Akiya Kawaue
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN AND POLYMERIC...
Publication number
20130115554
Publication date
May 9, 2013
Tokyo Ohka Kogyo Co., Ltd.
Daichi Takaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF PRODUCING POLYMERIC COMPOUND, RESIST COMPOSITION, AND MET...
Publication number
20120328993
Publication date
Dec 27, 2012
Tokyo Ohka Kogyo Co., Ltd.
Yoshiyuki Utsumi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC