Hiroshi OYA

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Shinagawa-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polarized laminate and eye glasses
- Patent number 10,836,127
- Issue date Nov 17, 2020
- SUMITOMO BAKELITE CO., LTD.
- Hiroshi Oya
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SHEET AND OPTICAL COMPONENT
- Publication number 20230011467
- Publication date Jan 12, 2023
- SUMITOMO BAKELITE CO., LTD.
- Satoshi Nishino
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
POLARIZED LAMINATE AND EYE GLASSES
- Publication number 20190283349
- Publication date Sep 19, 2019
- SUMITOMO BAKELITE CO., LTD.
- Hiroshi OYA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL