Tadayoshi Ishii

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lens barrel for different kinds of TV cameras
- Patent number 5,500,772
- Issue date Mar 19, 1996
- Asahi Seimitsu Kabushiki Kaisha
- Tadayoshi Ishii
- G02 - OPTICS
Information Patent Grant
Lens barrel with biasing member positioned between two annular members
- Patent number 5,453,879
- Issue date Sep 26, 1995
- Asahi Seimitsu Kabushiki Kaisha
- Tadayoshi Ishii
- G02 - OPTICS