Seiko Koki Kabushiki Kaisha

Organization

Tokyo, JP

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Focal plane shutter for cameras
- Patent number RE33117
- Issue date Nov 21, 1989
- Seiko Koki Kabushiki Kaisha
- Eiichi Onda
- 354 -
Information Patent Grant
Automatic film sensitivity setting device for cameras
- Patent number 4,660,949
- Issue date Apr 28, 1987
- Seiko Koki Kabushiki Kaisha
- Takeo Saito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic film sensitivity setting device for camera
- Patent number 4,655,568
- Issue date Apr 7, 1987
- Seiko Koki Kabushiki Kaisha
- Shinji Nagaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electromagnetically releasable shutter for a camera
- Patent number 4,650,306
- Issue date Mar 17, 1987
- Seiko Koki Kabushiki Kaisha
- Hiroaki Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Control circuit for program shutter
- Patent number 4,648,701
- Issue date Mar 10, 1987
- Seiko Koki Kabushiki Kaisha
- Masuo Ogihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Distance detecting device for a camera
- Patent number 4,648,700
- Issue date Mar 10, 1987
- Seiko Koki Kabushiki Kaisha
- 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
Information Patent Grant
Distance detector using a photopotentiometer and a continuous detec...
- Patent number 4,445,029
- Issue date Apr 24, 1984
- Seiko Koki Kabushiki Kaisha
- Shinji Nagaoka
- G01 - MEASURING TESTING
Information Patent Grant
Mode switching device in an electronic timepiece
- Patent number 4,444,511
- Issue date Apr 24, 1984
- Seiko Koki Kabushiki Kaisha
- Masuo Ogihara
- G04 - HOROLOGY
Information Patent Grant
Distance detector device
- Patent number 4,436,418
- Issue date Mar 13, 1984
- Seiko Koki Kabushiki Kaisha
- Yukio Morino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Alarm control system for alarm clock
- Patent number 4,423,966
- Issue date Jan 3, 1984
- Seiko Koki Kabushiki Kaisha
- Masuo Ogihara
- G04 - HOROLOGY
Information Patent Grant
Automatic focusing device for the camera
- Patent number 4,418,998
- Issue date Dec 6, 1983
- Seiko Koki Kabushiki Kaisha
- Hiroaki Ishida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Second stop device of clock
- Patent number 4,400,091
- Issue date Aug 23, 1983
- Seiko Koki Kabushiki Kaisha
- Musuo Ogihara
- G04 - HOROLOGY
Information Patent Grant
Device for detecting coincident focusing points
- Patent number 4,389,105
- Issue date Jun 21, 1983
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G02 - OPTICS
Information Patent Grant
Focusing detecting device
- Patent number 4,385,817
- Issue date May 31, 1983
- Seiko Koki Kabushiki Kaisha
- Takeo Saito
- G02 - OPTICS
Information Patent Grant
Timepiece circuit for compensating time lag joined with reset relea...
- Patent number 4,382,694
- Issue date May 10, 1983
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G04 - HOROLOGY
Information Patent Grant
Time detecting device for alarm clock
- Patent number 4,376,994
- Issue date Mar 15, 1983
- Seiko Koki Kabushiki Kaisha
- Masuo Ogihara
- G04 - HOROLOGY
Information Patent Grant
Exposure control circuit for cameras equipped with self-timer
- Patent number 4,374,615
- Issue date Feb 22, 1983
- Seiko Koki Kabushiki Kaisha
- Shinji Nagaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Time detecting device for alarm clock
- Patent number 4,371,267
- Issue date Feb 1, 1983
- Seiko Koki Kabushiki Kaisha
- Masuo Ogihara
- G04 - HOROLOGY
Information Patent Grant
Safety device of auto-focusing point adjusting camera
- Patent number 4,364,648
- Issue date Dec 21, 1982
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic focusing device
- Patent number 4,359,634
- Issue date Nov 16, 1982
- Seiko Koki Kabushiki Kaisha
- Takeo Saito
- G02 - OPTICS
Information Patent Grant
Camera equipped with electronic shutter having automatic focus dete...
- Patent number 4,355,872
- Issue date Oct 26, 1982
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure information input circuit for electric shutter
- Patent number 4,353,631
- Issue date Oct 12, 1982
- Seiko Koki Kabushiki Kaisha
- Yuzuru Takazawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Time detecting switch for an alarm clock
- Patent number 4,351,043
- Issue date Sep 21, 1982
- Seiko Koki Kabushiki Kaisha
- Masuo Ogihara
- G04 - HOROLOGY
Information Patent Grant
Electromagnetic shutter release device for cameras
- Patent number 4,350,427
- Issue date Sep 21, 1982
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Manual focal point adjusting and change-over device for use in auto...
- Patent number 4,349,258
- Issue date Sep 14, 1982
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Focal point coincidence sensing device
- Patent number 4,331,399
- Issue date May 25, 1982
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G02 - OPTICS

Seiko Koki Kabushiki Kaisha

Organization

Patents Grantslast 30 patents

Focal plane shutter for cameras

Automatic film sensitivity setting device for cameras

Automatic film sensitivity setting device for camera

Electromagnetically releasable shutter for a camera

Control circuit for program shutter

Distance detecting device for a camera

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...

Distance detector using a photopotentiometer and a continuous detec...

Mode switching device in an electronic timepiece

Distance detector device

Alarm control system for alarm clock

Automatic focusing device for the camera

Second stop device of clock

Device for detecting coincident focusing points

Focusing detecting device

Timepiece circuit for compensating time lag joined with reset relea...

Time detecting device for alarm clock

Exposure control circuit for cameras equipped with self-timer

Time detecting device for alarm clock

Safety device of auto-focusing point adjusting camera

Automatic focusing device

Camera equipped with electronic shutter having automatic focus dete...

Exposure information input circuit for electric shutter

Time detecting switch for an alarm clock

Electromagnetic shutter release device for cameras

Manual focal point adjusting and change-over device for use in auto...

Focal point coincidence sensing device