Masakazu Funakura

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Eyeglass lens layout device and eyeglass lens processing apparatus...
- Patent number 6,328,628
- Issue date Dec 11, 2001
- Nidek Co., Ltd.
- Toshiaki Mizuno
- B24 - GRINDING POLISHING
Information Patent Grant
Lens grinding apparatus having chamfering and other grinding wheels...
- Patent number 5,803,793
- Issue date Sep 8, 1998
- Nidek Co., Ltd.
- Toshiaki Mizuno
- B24 - GRINDING POLISHING
Information Patent Grant
Lens grinding apparatus for grinding an eyeglass lens from a plural...
- Patent number 5,716,256
- Issue date Feb 10, 1998
- Nidek Co., Ltd.
- Toshiaki Mizuno
- B24 - GRINDING POLISHING