Susumu Shirai

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Toyohashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-point light measuring system
- Patent number 6,614,518
- Issue date Sep 2, 2003
- Minolta Co., Ltd.
- Norio Ishikawa
- G01 - MEASURING TESTING
Information Patent Grant
Light measuring apparatus and light measuring method
- Patent number 6,567,160
- Issue date May 20, 2003
- Minolta Co., Ltd.
- Norio Ishikawa
- G01 - MEASURING TESTING
Information Patent Grant
Light measuring apparatus capable of measuring ambient light and fl...
- Patent number 5,589,934
- Issue date Dec 31, 1996
- Minolta Co., Ltd.
- Norihisa Hosoi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual mode camera exposure meters
- Patent number 4,364,662
- Issue date Dec 21, 1982
- Minolta Camera Kabushiki Kaisha
- Yoshio Yuasa
- G01 - MEASURING TESTING