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Naozumi MATSUMOTO
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing surface-modified metal oxide fine particle, me...
Patent number
11,413,682
Issue date
Aug 16, 2022
Tokyo Ohka Kogyo Co., Ltd.
Naozumi Matsumoto
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Curable composition, cured product, cured film, display panel, and...
Patent number
10,829,662
Issue date
Nov 10, 2020
Tokyo Ohka Kogyo Co., Ltd.
Kazuya Someya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Curable composition, cured film, display panel, and method for prod...
Patent number
10,640,607
Issue date
May 5, 2020
Tokyo Ohka Kogyo Co., Ltd.
Kazuya Someya
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Curable composition, cured product of the curable composition, and...
Patent number
10,479,879
Issue date
Nov 19, 2019
Tokyo Ohka Kogyo Co., Ltd.
Kazuya Someya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Coloring agent dispersion, photosensitive resin composition, cured...
Patent number
10,416,560
Issue date
Sep 17, 2019
TOKYO OHKA KOGYO CO, LTD.
Naozumi Matsumoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING SURFACE-MODIFIED METAL OXIDE FINE PARTICLE, ME...
Publication number
20200139433
Publication date
May 7, 2020
Tokyo Ohka Kogyo Co., Ltd.
Naozumi MATSUMOTO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PHOTOSENSITIVE RESIN COMPOSITION, CURED FILM, DISPLAY DEVICE, AND P...
Publication number
20190094692
Publication date
Mar 28, 2019
Tokyo Ohka Kogyo Co., Ltd.
Tatsuro ISHIKAWA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CURABLE COMPOSITION, CURED FILM, DISPLAY PANEL, AND METHOD FOR PROD...
Publication number
20180334533
Publication date
Nov 22, 2018
Tokyo Ohka Kogyo Co., Ltd.
Kazuya SOMEYA
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
CURABLE COMPOSITION, CURED PRODUCT, CURED FILM, DISPLAY PANEL, AND...
Publication number
20180334586
Publication date
Nov 22, 2018
Tokyo Ohka Kogyo Co., Ltd.
Kazuya SOMEYA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CURABLE COMPOSITION, CURED PRODUCT OF THE CURABLE COMPOSITION, AND...
Publication number
20180251626
Publication date
Sep 6, 2018
Tokyo Ohka Kogyo Co., Ltd.
Kazuya SOMEYA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COLORING AGENT DISPERSION, PHOTOSENSITIVE RESIN COMPOSITION, CURED...
Publication number
20180113383
Publication date
Apr 26, 2018
Tokyo Ohka Kogyo Co., Ltd.
Naozumi MATSUMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...