TREA

Karl Ursprung

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  • Oberhasli, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing index prints
    • Patent number 6,088,136
    • Issue date Jul 11, 2000
    • Gretag Imaging AG
    • Walter Kraft
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photoelectric scanner
    • Patent number 5,087,937
    • Issue date Feb 11, 1992
    • Gretag Systems
    • Beat Frick
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method for print exposure control
    • Patent number 4,279,505
    • Issue date Jul 21, 1981
    • GRETAG Aktiengesellschaft
    • Karl Ursprung
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of and apparatus for making photographic prints
    • Patent number 4,251,156
    • Issue date Feb 17, 1981
    • GRETAG Aktiengesellschaft
    • Franz Zimmermann
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY