Seiji Yamada

Person

Sakai, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Exposure indicating device
- Patent number 4,396,263
- Issue date Aug 2, 1983
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Focus condition indicating system for use in a camera
- Patent number 4,361,390
- Issue date Nov 30, 1982
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G02 - OPTICS
Information Patent Grant
Selection and setting device for camera exposure control
- Patent number 4,344,681
- Issue date Aug 17, 1982
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control system for lens interchangeable cameras
- Patent number 4,329,035
- Issue date May 11, 1982
- Minolta Camera Kabushiki Kaisha
- Masayoshi Sahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control system for single lens reflex cameras
- Patent number 4,325,615
- Issue date Apr 20, 1982
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure indicating device
- Patent number 4,309,090
- Issue date Jan 5, 1982
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control system for single lens reflex cameras
- Patent number 4,284,341
- Issue date Aug 18, 1981
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Control system for single lens reflex camera
- Patent number 4,264,159
- Issue date Apr 28, 1981
- Minolta Camera Kabushiki Kaisha
- Hiroshi Ueda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Data imprinting lamp control circuit
- Patent number 4,235,544
- Issue date Nov 25, 1980
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic focus control camera
- Patent number 4,214,827
- Issue date Jul 29, 1980
- Minolta Camera Kabushiki Kaisha
- Shinji Tominaga
- G02 - OPTICS
Information Patent Grant
Programmed exposure control system for a camera
- Patent number 4,213,682
- Issue date Jul 22, 1980
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Auto-focus camera having rangefinder system
- Patent number 4,212,523
- Issue date Jul 15, 1980
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G02 - OPTICS
Information Patent Grant
Position-to-digital encoder
- Patent number 4,212,000
- Issue date Jul 8, 1980
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Exposure meter
- Patent number 4,182,573
- Issue date Jan 8, 1980
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G01 - MEASURING TESTING
Information Patent Grant
Exposure meter
- Patent number 4,176,955
- Issue date Dec 4, 1979
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Programmed automatic exposure control circuitry
- Patent number 4,174,160
- Issue date Nov 13, 1979
- Minolta Camera Kabushiki Kaisha
- Yasuhiro Nanba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for dating camera film
- Patent number 4,167,315
- Issue date Sep 11, 1979
- Minolta Camera Kabushiki Kaisha
- Yasuhiro Nanba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Information setting apparatus for cameras
- Patent number 4,153,358
- Issue date May 8, 1979
- Minolta Camera Kabushiki Kaisha
- Seiji Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cameras with electrically controlled exposure for use with electron...
- Patent number 4,112,442
- Issue date Sep 5, 1978
- Minolta Camera Kabushiki Kaisha
- Keisuke Maeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Seiji Yamada

Person

Patents Grantslast 30 patents

Exposure indicating device

Focus condition indicating system for use in a camera

Selection and setting device for camera exposure control

Exposure control system for lens interchangeable cameras

Exposure control system for single lens reflex cameras

Exposure indicating device

Exposure control system for single lens reflex cameras

Control system for single lens reflex camera

Data imprinting lamp control circuit

Automatic focus control camera

Programmed exposure control system for a camera

Auto-focus camera having rangefinder system

Position-to-digital encoder

Exposure meter

Exposure meter

Programmed automatic exposure control circuitry

Apparatus for dating camera film

Information setting apparatus for cameras

Cameras with electrically controlled exposure for use with electron...