TREA

Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device

Follow

Industry

  • CPC
  • G03B7/04
This industry / category may be too specific. Please go to a parent level for more data

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

G03B7/04Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotational operation device and electronic apparatus using this
    • Patent number 11,287,723
    • Issue date Mar 29, 2022
    • Canon Kabushiki Kaisha
    • Yuto Suzuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Imaging-setting device, imaging device, imaging system, imaging-set...
    • Patent number 10,321,047
    • Issue date Jun 11, 2019
    • Olympus Corporation
    • Arata Shinozaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical device
    • Patent number 8,909,036
    • Issue date Dec 9, 2014
    • Olympus Imaging Corp.
    • Yuzuru Taguchi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Camera
    • Patent number 4,949,117
    • Issue date Aug 14, 1990
    • Eastman Kodak Company
    • Roger S. Van Heyningen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Circuit arrangement to ascertain and indicate that a luminous densi...
    • Patent number 4,694,155
    • Issue date Sep 15, 1987
    • Ernst Leitz Wetzlar GmbH
    • Walter Bletz
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Circuit arrangement for an electronic exposure meter
    • Patent number 4,647,175
    • Issue date Mar 3, 1987
    • Ernst Leitz Wetzlar GmbH
    • Walter Bletz
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera of automatic exposure control type
    • Patent number 4,469,426
    • Issue date Sep 4, 1984
    • Olympus Optical Company Ltd.
    • Hiroki Onda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Exposure indicator for camera having electrical shutter
    • Patent number 4,101,911
    • Issue date Jul 18, 1978
    • Olympus Optical Co., Ltd.
    • Yoshihisa Maitani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Arrangement for indicating that a selected exposure value is too hi...
    • Patent number 4,087,830
    • Issue date May 2, 1978
    • AGFA-Gevaert, A.G.
    • Eduard Wagensonner
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photographic camera with density-variable filter
    • Patent number 4,044,370
    • Issue date Aug 23, 1977
    • Toshihiro Kondo
    • Toshihiro Kondo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3883881
    • Patent number 3,883,881
    • Issue date May 13, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3821755
    • Patent number 3,821,755
    • Issue date Jun 28, 1974
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3721168
    • Patent number 3,721,168
    • Issue date Mar 20, 1973
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3672286
    • Patent number 3,672,286
    • Issue date Jun 27, 1972
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3615141
    • Patent number 3,615,141
    • Issue date Oct 26, 1971
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3608460
    • Patent number 3,608,460
    • Issue date Sep 28, 1971
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3587421
    • Patent number 3,587,421
    • Issue date Jun 28, 1971
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3528350
    • Patent number 3,528,350
    • Issue date Sep 15, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3488557
    • Patent number 3,488,557
    • Issue date Jan 6, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3481259
    • Patent number 3,481,259
    • Issue date Dec 2, 1969
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3470805
    • Patent number 3,470,805
    • Issue date Oct 7, 1969
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3386358
    • Patent number 3,386,358
    • Issue date Jun 4, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3385185
    • Patent number 3,385,185
    • Issue date May 28, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3322049
    • Patent number 3,322,049
    • Issue date May 30, 1967
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3322050
    • Patent number 3,322,050
    • Issue date May 30, 1967
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3314343
    • Patent number 3,314,343
    • Issue date Apr 18, 1967
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3307460
    • Patent number 3,307,460
    • Issue date Mar 7, 1967
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3270640
    • Patent number 3,270,640
    • Issue date Sep 6, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3264960
    • Patent number 3,264,960
    • Issue date Aug 9, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3230848
    • Patent number 3,230,848
    • Issue date Jan 25, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents