Toshiyuki Kawai

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Toyohashi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Eye refractive power measurement apparatus
- Patent number 7,357,506
- Issue date Apr 15, 2008
- Nidek Co., Ltd.
- Kazunari Shimizu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Eye refractive power measurement apparatus
- Publication number 20060244911
- Publication date Nov 2, 2006
- NIDEK CO., LTD.
- Kazunari Shimizu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE