Koji Sato

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Auto focus camera
- Patent number 5,146,262
- Issue date Sep 8, 1992
- Seikosha Co. Ltd.
- Shinji Nagaoka
- G02 - OPTICS
Information Patent Grant
Autofocusing device with improved distance focusing accuracy
- Patent number 5,128,529
- Issue date Jul 7, 1992
- Seikosha Co., Ltd.
- Shinji Nagaoka
- G02 - OPTICS
Information Patent Grant
Rangefinder for camera
- Patent number 5,008,695
- Issue date Apr 16, 1991
- Seikosha Co., Ltd.
- Shinji Nagaoka
- G02 - OPTICS
Information Patent Grant
Camera system
- Patent number 4,959,680
- Issue date Sep 25, 1990
- Seikosha Co., Ltd.
- Hiroaki Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of driving multiple flash rangefinder
- Patent number 4,954,861
- Issue date Sep 4, 1990
- Seikosha Co., Ltd.
- Shinji Nagaoka
- G02 - OPTICS
Information Patent Grant
Range finder
- Patent number 4,913,546
- Issue date Apr 3, 1990
- Seikosha Co., Ltd.
- Shinji Nagaoka
- G02 - OPTICS
Information Patent Grant
Electromagnetically actuated shutter for a camera
- Patent number 4,634,254
- Issue date Jan 6, 1987
- Seiko Koki Kabushiki Kaisha
- Masuo Ogihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Distance detector device
- Patent number 4,579,450
- Issue date Apr 1, 1986
- Seiko Koki Kabsuhiki Kaisha
- Shinji Nagaoka
- G01 - MEASURING TESTING
Information Patent Grant
Control circuit for active type range finder
- Patent number 4,497,560
- Issue date Feb 5, 1985
- Seiko Koki Kabushiki Kaisha
- Shinji Nagaoka
- G02 - OPTICS
Information Patent Grant
Shutter control circuit equipped with a flash light control signal...
- Patent number 4,466,727
- Issue date Aug 21, 1984
- Seiko Koki Kabushiki Kaisha
- Shinji Nagaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

Auto focus camera

Autofocusing device with improved distance focusing accuracy

Rangefinder for camera

Camera system

Method of driving multiple flash rangefinder

Range finder

Electromagnetically actuated shutter for a camera

Distance detector device

Control circuit for active type range finder

Shutter control circuit equipped with a flash light control signal...