TREA

with a movable light-measuring element

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Industry

  • CPC
  • G03B7/09977
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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

G03B7/09977with a movable light-measuring element
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Display-covered camera
    • Patent number 11,508,033
    • Issue date Nov 22, 2022
    • Lenovo (Singapore) Pte. Ltd.
    • John Weldon Nicholson
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Mirror device in a single lens reflex camera or the TTL metering type
    • Patent number 4,122,468
    • Issue date Oct 24, 1978
    • Nippon Kogaku K.K.
    • Toru Fukuhara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3690241
    • Patent number 3,690,241
    • Issue date Sep 12, 1972
    • 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

    3540364
    • Patent number 3,540,364
    • Issue date Nov 17, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3498193
    • Patent number 3,498,193
    • Issue date Mar 3, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3291017
    • Patent number 3,291,017
    • Issue date Dec 13, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3272104
    • Patent number 3,272,104
    • Issue date Sep 13, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3100429
    • Patent number 3,100,429
    • Issue date Aug 13, 1963
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3091161
    • Patent number 3,091,161
    • Issue date May 28, 1963
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3080803
    • Patent number 3,080,803
    • Issue date Mar 12, 1963
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2990757
    • Patent number 2,990,757
    • Issue date Jul 4, 1961
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2937582
    • Patent number 2,937,582
    • Issue date May 24, 1960
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    DISPLAY-COVERED CAMERA
    • Publication number 20210209728
    • Publication date Jul 8, 2021
    • LENOVO (SINGAPORE) PTE. LTD.
    • John Weldon Nicholson
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY