TREA

for optics, for photography

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  • CPC
  • G06G1/0042
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Parent Industries

GPHYSICS G06Computing G06GANALOGUE COMPUTERS G06G1/00Hand manipulated computing devices

Current Industry

G06G1/0042for optics, for photography
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and methods for calculating gamma radiography variables
    • Patent number 6,135,348
    • Issue date Oct 24, 2000
    • Paul T. Hayes
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Method and calculator to determine the spatial parallax in a 3-D ph...
    • Patent number 5,059,771
    • Issue date Oct 22, 1991
    • Image Technology, Inc.
    • Sunny L. Ip
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Patch cord length calculator
    • Patent number 5,057,675
    • Issue date Oct 15, 1991
    • ADC Telecommunications, Inc.
    • Robert J. Gustason
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Calculator and apparatus for macrophotography
    • Patent number 4,479,169
    • Issue date Oct 23, 1984
    • Ralph Holmes
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Device for the calculation of the characteristics of rectilinear ge...
    • Patent number 4,417,399
    • Issue date Nov 29, 1983
    • Tekno AG
    • Mardick Baliozian
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Calculator and apparatus for macrophotography
    • Patent number 4,361,752
    • Issue date Nov 30, 1982
    • Ralph Holmes
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Calculating rule useful for making eyeglasses
    • Patent number 4,350,877
    • Issue date Sep 21, 1982
    • Hoya Lens Corporation
    • Yasuo Yanagisawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Exposure guide
    • Patent number 4,341,467
    • Issue date Jul 27, 1982
    • John N. Ghougasian
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3908112
    • Patent number 3,908,112
    • Issue date Sep 23, 1975
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3690547
    • Patent number 3,690,547
    • Issue date Sep 12, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3685726
    • Patent number 3,685,726
    • Issue date Aug 22, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3257074
    • Patent number 3,257,074
    • Issue date Jun 21, 1966
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3117722
    • Patent number 3,117,722
    • Issue date Jan 14, 1964
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2960267
    • Patent number 2,960,267
    • Issue date Nov 15, 1960
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2787419
    • Patent number 2,787,419
    • Issue date Apr 2, 1957
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2735618
    • Patent number 2,735,618
    • Issue date Feb 21, 1956
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2721032
    • Patent number 2,721,032
    • Issue date Oct 18, 1955
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2637499
    • Patent number 2,637,499
    • Issue date May 5, 1953
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2535119
    • Patent number 2,535,119
    • Issue date Dec 26, 1950
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2517590
    • Patent number 2,517,590
    • Issue date Aug 8, 1950
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2489664
    • Patent number 2,489,664
    • Issue date Nov 29, 1949
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2445008
    • Patent number 2,445,008
    • Issue date Jul 13, 1948
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2287430
    • Patent number 2,287,430
    • Issue date Jun 23, 1942
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    1864180
    • Patent number 1,864,180
    • Issue date Jun 21, 1932
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    1664818
    • Patent number 1,664,818
    • Issue date Apr 3, 1928
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    1460148
    • Patent number 1,460,148
    • Issue date Jun 26, 1923
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents