Koshi Okita

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic optical fiber, plastic optical fiber cable, connector-attac...
- Patent number 11,054,548
- Issue date Jul 6, 2021
- Asahi Kasei Kabushiki Kaisha
- Koshi Okita
- G02 - OPTICS
Information Patent Grant
Photosensitive resin composition
- Patent number 8,389,116
- Issue date Mar 5, 2013
- Asahi Kasel Chemicals Corporation
- Shinji Funakoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
PLASTIC OPTICAL FIBER, PLASTIC OPTICAL FIBER CABLE, CONNECTOR-ATTAC...
- Publication number 20200264337
- Publication date Aug 20, 2020
- Asahi Kasei Kabushiki Kaisha
- Koshi OKITA
- G02 - OPTICS
Information Patent Application
PHOTOSENSITIVE RESIN COMPOSITION
- Publication number 20100189941
- Publication date Jul 29, 2010
- Shinji Funakoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS