Yasuhiko Katou

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multilayer contact lens and production process therefor
- Patent number 9,878,473
- Issue date Jan 30, 2018
- Menicon Nect Co., Ltd.
- Yasuhiko Katou
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
MULTILAYER CONTACT LENS AND PRODUCTION PROCESS THEREFOR
- Publication number 20150137397
- Publication date May 21, 2015
- MENICON NECT CO., LTD.
- Yasuhiko Katou
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL