Nippon Kagaku K.K.

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for fixing exposure and focus in camera
- Patent number 4,707,105
- Issue date Nov 17, 1987
- Nippon Kagaku K.K.
- Sunao Nishioka
- G02 - OPTICS
Information Patent Grant
Method and apparatus for detecting an edge position of a pattern an...
- Patent number 4,639,604
- Issue date Jan 27, 1987
- Nippon Kagaku K.K.
- Seiro Murakami
- G01 - MEASURING TESTING
Information Patent Grant
Light-intercepting blade for a light control device
- Patent number 4,571,045
- Issue date Feb 18, 1986
- Nippon Kagaku K.K.
- Kimio Uematsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic focusing device
- Patent number 4,474,449
- Issue date Oct 2, 1984
- Nippon Kagaku K.K.
- Yosuke Kusaka
- G02 - OPTICS