for storage of exposure value in mirror reflex cameras

Industry

CPC
G03B7/089

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Parent Industries

GPHYSICS G03Photography G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES ACCESSORIES THEREFOR G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly

Current Industry

G03B7/089for storage of exposure value in mirror reflex cameras

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for establishing a programmable exposure re...
- Patent number 4,745,428
- Issue date May 17, 1988
- Olympus Optical Company, Ltd.
- Tetsuo Miyasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
AE lock device for camera
- Patent number 4,721,976
- Issue date Jan 26, 1988
- Canon Kabushiki Kaisha
- Yoshihiko Aihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control apparatus of a camera
- Patent number 4,615,601
- Issue date Oct 7, 1986
- Nippon Kogaku K.K.
- Yuji Okubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure controlling device adapted to cameras using interchangeabl...
- Patent number 4,478,500
- Issue date Oct 23, 1984
- Copal Company Limited
- Yasuo Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control device for cameras
- Patent number 4,435,057
- Issue date Mar 6, 1984
- Minolta Camera Kabushiki Kaisha
- Masaaki Nakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera having program shutter
- Patent number 4,358,188
- Issue date Nov 9, 1982
- Canon Kabushiki Kaisha
- Masanori Uchidoi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control system for a photographic camera
- Patent number 4,331,401
- Issue date May 25, 1982
- Fuji Photo Optical Co., Ltd.
- Saburo Numata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera exposure control device
- Patent number 4,325,617
- Issue date Apr 20, 1982
- Minolta Camera Kabushiki Kaisha
- Masayoshi Sahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Memory used in automatic exposure control mechanism
- Patent number 4,317,623
- Issue date Mar 2, 1982
- Asahi Kogaku Kohyo Company Limited
- Tsukumo Nobusawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Control device for photographic cameras
- Patent number 4,277,155
- Issue date Jul 7, 1981
- Prontor-Werk Alfred Gauthier GmbH
- Waldemar Rentschler
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Automatic control device for a camera having an electromagnetic rel...
- Patent number 4,258,992
- Issue date Mar 31, 1981
- Nippon Kogaku K.K.
- Hiroshi Hasegawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Camera with selectable automatic and manual exposure control
- Patent number 4,208,110
- Issue date Jun 17, 1980
- Canon Kabushiki Kaisha
- Fumio Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
TTL Metering system automatic exposure control camera
- Patent number 4,196,989
- Issue date Apr 8, 1980
- Nippon Kogaku K.K.
- Kenji Toyoda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for confirming the depth of focus of a camera
- Patent number 4,194,819
- Issue date Mar 25, 1980
- Canon Kabushiki Kaisha
- Fumio Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera with exposure control device
- Patent number 4,165,929
- Issue date Aug 28, 1979
- Canon Kabushiki Kaisha
- Fumio Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual priority camera
- Patent number 4,146,317
- Issue date Mar 27, 1979
- Canon Kabushiki Kaisha
- Nobuaki Date
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control device for a single lens reflex camera
- Patent number 4,125,848
- Issue date Nov 14, 1978
- Canon Kabushiki Kaisha
- Tadashi Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic mode selection device for a camera
- Patent number 4,118,716
- Issue date Oct 3, 1978
- Canon Kabushiki Kaisha
- Masayuki Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for preventing erroneous handling of a camera
- Patent number 4,062,022
- Issue date Dec 6, 1977
- Canon Kabushiki Kaisha
- Hiroyashu Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control device for a single lens reflex camera
- Patent number 4,052,727
- Issue date Oct 4, 1977
- Canon Kabushiki Kaisha
- Tadashi Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera with a single automatically or manually operable memory switch
- Patent number 4,034,385
- Issue date Jul 5, 1977
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Akihiro Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control system for a camera
- Patent number 4,011,569
- Issue date Mar 8, 1977
- Canon Kabushiki Kaisha
- Yukio Mashimo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multi-exposure control device for cameras
- Patent number 3,972,055
- Issue date Jul 27, 1976
- Minolta Camera Kabushiki Kaisha
- Motonobu Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure storage device
- Patent number 3,934,258
- Issue date Jan 20, 1976
- Nippon Kogaku K.K.
- Shigeo Ono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3899789
- Patent number 3,899,789
- Issue date Aug 12, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3858226
- Patent number 3,858,226
- Issue date Dec 31, 1974
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3829867
- Patent number 3,829,867
- Issue date Aug 13, 1974
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3528351
- Patent number 3,528,351
- Issue date Sep 15, 1970
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

for storage of exposure value in mirror reflex cameras

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of and apparatus for establishing a programmable exposure re...

AE lock device for camera

Exposure control apparatus of a camera

Exposure controlling device adapted to cameras using interchangeabl...

Exposure control device for cameras

Camera having program shutter

Exposure control system for a photographic camera

Camera exposure control device

Memory used in automatic exposure control mechanism

Control device for photographic cameras

Automatic control device for a camera having an electromagnetic rel...

Programmed exposure control system for a camera

Camera with selectable automatic and manual exposure control

TTL Metering system automatic exposure control camera

Device for confirming the depth of focus of a camera

Camera with exposure control device

Dual priority camera

Exposure control device for a single lens reflex camera

Photographic mode selection device for a camera

Device for preventing erroneous handling of a camera

Exposure control device for a single lens reflex camera

Camera with a single automatically or manually operable memory switch

Exposure control system for a camera

Multi-exposure control device for cameras

Exposure storage device

3899789

3858226

3829867

3528351