Ayako Kojima

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Compact zoom lens system
- Patent number 5,086,356
- Issue date Feb 4, 1992
- Minolta Camera Kabushiki Kaisha
- Ayako Kojima
- G02 - OPTICS
Information Patent Grant
Compact zoom lens system with a high zoom ratio
- Patent number 4,983,027
- Issue date Jan 8, 1991
- Minolta Camera Kabushiki Kaisha
- Ayako Kojima
- G02 - OPTICS