Hitoshi Shirai

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Camera
- Patent number 4,945,372
- Issue date Jul 31, 1990
- Olympus Optical Co., Ltd.
- Tatsuji Higuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera with a built-in zoom lens
- Patent number 4,764,784
- Issue date Aug 16, 1988
- Olympus Optical Company, Ltd.
- Yuichi Torikoshi
- G02 - OPTICS
Information Patent Grant
Auto-focus zoom lens assembly
- Patent number 4,621,906
- Issue date Nov 11, 1986
- Olympus Optical
- Akihiko Hashimoto
- G02 - OPTICS
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
Information Patent Grant
Lens barrel
- Patent number 4,508,443
- Issue date Apr 2, 1985
- Olympus Optical Co., Ltd.
- Minoru Matsuzaki
- G02 - OPTICS
Information Patent Grant
Take-up assembly for automatic film loading of camera
- Patent number 4,411,509
- Issue date Oct 25, 1983
- Olympus Optical Company Ltd.
- Hitoshi Shirai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for mounting a film magazine into camera
- Patent number 4,363,547
- Issue date Dec 14, 1982
- Olympus Optical Co., Ltd.
- Akira Hashimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY