Motohiko Ohtsuki

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Miyagi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing lens with lens barrel
- Patent number 5,851,255
- Issue date Dec 22, 1998
- Alps Electric Co., Ltd.
- Motohiko Ohtsuki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Lens fixing structure
- Patent number 5,793,540
- Issue date Aug 11, 1998
- Alps Electric Co., Ltd.
- Motohiko Ohtsuki
- G02 - OPTICS