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Patents Grants
last 30 patents
Information
Patent Grant
Hard mask-forming composition and method for manufacturing electron...
Patent number
11,921,425
Issue date
Mar 5, 2024
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hard mask-forming composition and method for manufacturing electron...
Patent number
11,650,503
Issue date
May 16, 2023
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Resist composition and method of forming resist pattern
Patent number
10,921,711
Issue date
Feb 16, 2021
Tokyo Ohka Kogyo Co., Ltd.
Masafumi Fujisaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition and method of forming resist pattern
Patent number
10,627,717
Issue date
Apr 21, 2020
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of recovering resist pattern
Patent number
10,429,740
Issue date
Oct 1, 2019
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of forming resist pattern
Patent number
9,846,364
Issue date
Dec 19, 2017
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki Hirano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of forming resist pattern
Patent number
9,696,625
Issue date
Jul 4, 2017
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki Hirano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of producing polymeric compound, resist composition and meth...
Patent number
9,469,712
Issue date
Oct 18, 2016
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki Hirano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern, compound, and...
Patent number
9,411,227
Issue date
Aug 9, 2016
Tokyo Ohka Kogyo Co., Ltd.
Takashi Nagamine
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for forming resist pattern and resist composition
Patent number
9,405,190
Issue date
Aug 2, 2016
Tokyo Ohka Kogyo Co., Ltd.
Takayoshi Mori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition and resist pattern forming method
Patent number
9,274,424
Issue date
Mar 1, 2016
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for forming resist pattern
Patent number
9,244,357
Issue date
Jan 26, 2016
Tokyo Ohka Kogyo Co., Ltd.
Yuta Iwasawa
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 and method for forming resist pattern
Patent number
9,140,983
Issue date
Sep 22, 2015
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern and polymeric...
Patent number
8,927,191
Issue date
Jan 6, 2015
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern, polymeric com...
Patent number
8,911,928
Issue date
Dec 16, 2014
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki Hirano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Surface modifying material, method of forming resist pattern, and m...
Patent number
8,735,052
Issue date
May 27, 2014
Tokyo Ohka Kogyo Co., Ltd.
Isao Hirano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, and method of forming resist pattern
Patent number
8,658,343
Issue date
Feb 25, 2014
Tokyo Ohka Kogyo Co., Ltd.
Masatoshi Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition, method of forming resist pattern, polymeric com...
Patent number
8,609,320
Issue date
Dec 17, 2013
Tokyo Ohka Kogyo Co., Ltd.
Yoshiyuki Utsumi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Positive resist composition and method of forming resist pattern
Patent number
8,323,869
Issue date
Dec 4, 2012
Tokyo Ohka Kogyo Co., Ltd.
Hiroaki Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition, method of forming resist pattern, polymeric com...
Patent number
8,227,170
Issue date
Jul 24, 2012
Tokyo Ohka Kogyo Co., Ltd.
Takahiro Dazai
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
RESIN COMPOSITION FOR FORMING PHASE-SEPARATED STRUCTURE AND METHOD...
Publication number
20250215207
Publication date
Jul 3, 2025
Tokyo Ohka Kogyo Co., Ltd.
Shota Iino
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION FOR FORMING PHASE-SEPARATED STRUCTURE AND METHOD...
Publication number
20250215206
Publication date
Jul 3, 2025
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING STRUCTURE HAVING PHASE-SEPARATED STRUCTURE
Publication number
20250147413
Publication date
May 8, 2025
Tokyo Ohka Kogyo Co., Ltd.
Ken MIYAGI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIN COMPOSITION FOR FORMING PHASE-SEPARATED STRUCTURE, AND METHOD...
Publication number
20240425694
Publication date
Dec 26, 2024
Tokyo Ohka Kogyo Co., Ltd.
Ken Miyagi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
UNDERCOAT AGENT, AND METHOD FOR PRODUCING STRUCTURE INCLUDING PHASE...
Publication number
20240191096
Publication date
Jun 13, 2024
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HARD MASK-FORMING COMPOSITION AND METHOD FOR MANUFACTURING ELECTRON...
Publication number
20230221643
Publication date
Jul 13, 2023
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HARD-MASK FORMING COMPOSITION AND METHOD FOR MANUFACTURING ELECTRON...
Publication number
20210382392
Publication date
Dec 9, 2021
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
HARD-MASK FORMING COMPOSITION AND METHOD FOR MANUFACTURING ELECTRON...
Publication number
20210132498
Publication date
May 6, 2021
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COM...
Publication number
20200209741
Publication date
Jul 2, 2020
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HARD MASK-FORMING COMPOSITION AND METHOD FOR MANUFACTURING ELECTRON...
Publication number
20200041904
Publication date
Feb 6, 2020
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20200004142
Publication date
Jan 2, 2020
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20200004143
Publication date
Jan 2, 2020
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20180284611
Publication date
Oct 4, 2018
Tokyo Ohka Kogyo Co., Ltd.
Masafumi FUJISAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20180284612
Publication date
Oct 4, 2018
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD OF FORMING RESIST PATTERN
Publication number
20160349617
Publication date
Dec 1, 2016
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki HIRANO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF RECOVERING RESIST PATTERN
Publication number
20160274464
Publication date
Sep 22, 2016
Tokyo Ohka Kogyo Co., Ltd.
Junichi TSUCHIYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF FORMING RESIST PATTERN
Publication number
20160266495
Publication date
Sep 15, 2016
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki HIRANO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, COMPOUND, AND...
Publication number
20150198881
Publication date
Jul 16, 2015
Tokyo Ohka Kogyo Co., Ltd.
Takashi Nagamine
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR FORMING RESIST PATTERN AND RESIST COMPOSITION
Publication number
20150118616
Publication date
Apr 30, 2015
Tokyo Ohka Kogyo Co., Ltd.
Takayoshi Mori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20140363772
Publication date
Dec 11, 2014
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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 AND RESIST PATTERN FORMING METHOD
Publication number
20140287362
Publication date
Sep 25, 2014
Tokyo Ohka Kogyo Co., Ltd.
Tsuyoshi Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD OF PRODUCING POLYMERIC COMPOUND, RESIST COMPOSITION AND METH...
Publication number
20140272727
Publication date
Sep 18, 2014
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki Hirano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR FORMING RESIST PATTERN
Publication number
20140205956
Publication date
Jul 24, 2014
Tokyo Ohka Kogyo Co., Ltd
Yuta Iwasawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COM...
Publication number
20120308928
Publication date
Dec 6, 2012
Tokyo Ohka Kogyo Co., Ltd.
Tomoyuki Hirano
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN AND POLYMERIC...
Publication number
20120183900
Publication date
Jul 19, 2012
Tokyo Ohka Kogyo Co., Ltd.
Junichi Tsuchiya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resist composition, and method of forming resist pattern
Publication number
20120148953
Publication date
Jun 14, 2012
Tokyo Ohka Kogyo Co., Ltd.
Masatoshi Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COM...
Publication number
20120135347
Publication date
May 31, 2012
Tokyo Ohka Kogyo Co., Ltd.
Yoshiyuki UTSUMI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SURFACE MODIFYING MATERIAL, METHOD OF FORMING RESIST PATTERN, AND M...
Publication number
20110269076
Publication date
Nov 3, 2011
Tokyo Ohka Kogyo Co., Ltd.
Isao HIRANO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POSITIVE RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20100233626
Publication date
Sep 16, 2010
Tokyo Ohka Kogyo Co., Ltd.
Hiroaki Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY