Jindai Yamaguchi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fog-resistant structure and protective device for eyes
- Patent number 9,015,868
- Issue date Apr 28, 2015
- Yamamoto Kogaku Co., Ltd.
- Kimio Matsumoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Synthetic resin lens and eye lens article thereof
- Patent number 7,922,324
- Issue date Apr 12, 2011
- Yamamoto Kogaku Co., Ltd.
- Fumio Ishibashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
FOG-RESISTANT STRUCTURE AND PROTECTIVE DEVICE FOR EYES
- Publication number 20110126345
- Publication date Jun 2, 2011
- YAMAMOTO KOGAKU CO., LTD.
- Kimio Matsumoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYNTHETIC RESIN LENS AND EYE LENS ARTICLE THEREOF
- Publication number 20090296040
- Publication date Dec 3, 2009
- YAMAMOTO KOGAKU CO., LTD.
- Fumio Ishibashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE