Yosuke Kusaka

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic focus control apparatus
- Patent number 4,745,425
- Issue date May 17, 1988
- Nippon Kogaku K.K.
- Yosuke Kusaka
- G02 - OPTICS
Information Patent Grant
Focus detecting apparatus for camera
- Patent number 4,719,486
- Issue date Jan 12, 1988
- Nippon Kogaku K.K.
- Kunihisa Hoshino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Focus detecting device for removing vignetting effects
- Patent number 4,687,917
- Issue date Aug 18, 1987
- Nippon Kogaku K.K.
- Yosuke Kusaka
- G02 - OPTICS
Information Patent Grant
Focus detecting apparatus
- Patent number 4,644,148
- Issue date Feb 17, 1987
- Nippon Kogaku K.K.
- Yosuke Kusaka
- G02 - OPTICS
Information Patent Grant
Image plane deviation amount detecting device
- Patent number 4,500,778
- Issue date Feb 19, 1985
- Nippon Kogaku K.K.
- Yosuke Kusaka
- G02 - OPTICS
Information Patent Grant
Automatic focusing device
- Patent number 4,474,449
- Issue date Oct 2, 1984
- Nippon Kagaku K.K.
- Yosuke Kusaka
- G02 - OPTICS
Information Patent Grant
Focus detecting apparatus
- Patent number 4,417,139
- Issue date Nov 22, 1983
- Nippon Kogaku K.K.
- Yosuke Kusaka
- G02 - OPTICS
Information Patent Grant
Automatic focusing apparatus for a camera
- Patent number 4,405,220
- Issue date Sep 20, 1983
- Nippon Kogaku K.K.
- Yosuke Kusaka
- G02 - OPTICS