Masaru Takashima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rear converter lens
- Patent number 5,349,474
- Issue date Sep 20, 1994
- Olympus Optical Co., Ltd.
- Seiji Shimizu
- G02 - OPTICS
Information Patent Grant
Compact zoom lens system
- Patent number 5,325,235
- Issue date Jun 28, 1994
- Olympus Optical Co., Ltd.
- Masaru Takashima
- G02 - OPTICS