Tatsuro Ishikawa

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Kawasaki-shi, JP

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Patents Grantslast 30 patents

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
Information Patent Grant
Imidazole compound, metal surface treatment liquid, metal surface t...
- Patent number 10,336,708
- Issue date Jul 2, 2019
- Tokyo Ohka Kogyo Co., Ltd.
- Tatsuro Ishikawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Photosensitive resin composition
- Patent number 8,889,323
- Issue date Nov 18, 2014
- Tokyo Ohka Kogyo Co., Ltd.
- Dai Shiota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
CLEANING COMPOSITION, METHOD OF CLEANING COATING FILM FORMING DEVIC...
- Publication number 20220411727
- Publication date Dec 29, 2022
- Tokyo Ohka Kogyo Co., Ltd.
- Tatsuya FUJII
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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
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...
Information Patent Application
IMIDAZOLE COMPOUND, METAL SURFACE TREATMENT LIQUID, METAL SURFACE T...
- Publication number 20170247334
- Publication date Aug 31, 2017
- Tokyo Ohka Kogyo Co., Ltd.
- Tatsuro ISHIKAWA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PHOTOSENSITIVE RESIN COMPOSITION
- Publication number 20140178808
- Publication date Jun 26, 2014
- Tokyo Ohka Kogyo Co., Ltd.
- Dai Shiota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY