Michiharu Suwa

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Fuchu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Focusing system
- Patent number 4,183,639
- Issue date Jan 15, 1980
- Bell & Howell Company
- Michiharu Suwa
- G02 - OPTICS
Information Patent Grant
Dichroic rangefinder
- Patent number 4,171,890
- Issue date Oct 23, 1979
- Nihon Beru-Haueru Kabushiki Kaisha (Bell & Howell Japan, Ltd.)
- Yoshiaki Mizuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY