Hirotsugu Nakazawa

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Hachioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Focussing apparatus for camera with zoom lens
- Patent number 4,914,464
- Issue date Apr 3, 1990
- Olympus Optical Co., Ltd.
- Miyazawa Azuma
- G02 - OPTICS
Information Patent Grant
Zoom mechanism for a zoom lens in cameras and the like
- Patent number 4,885,600
- Issue date Dec 5, 1989
- Olympus Optical Co., Ltd.
- Kazuyuki Iwasa
- G02 - OPTICS
Information Patent Grant
Range detector
- Patent number 4,849,781
- Issue date Jul 18, 1989
- Olympus Optical Co., Ltd.
- Hirotsugu Nakazawa
- G01 - MEASURING TESTING
Information Patent Grant
Exposure control device for camera
- Patent number 4,572,645
- Issue date Feb 25, 1986
- Olympus Optical Co., Ltd.
- Yoichi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY