Yoshifumi Harada

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Hashimoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lens holding structure, its assembling method and its dimension det...
- Patent number 5,969,887
- Issue date Oct 19, 1999
- Minolta Co., Ltd.
- Hitoshi Hagimori
- G02 - OPTICS
Information Patent Grant
Lens assembly which zooms by combined movement of plural barrels
- Patent number 5,699,200
- Issue date Dec 16, 1997
- Minolta Co., Ltd.
- Tetsuya Uno
- G02 - OPTICS