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Stephen R. Powers

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  • Harlow, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Imaging system
    • Patent number 4,943,517
    • Issue date Jul 24, 1990
    • Minnesota Mining and Manufacturing Company
    • Stephen R. Powers
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Continuous tone color imaging using laser or light emitting diode s...
    • Patent number 4,824,770
    • Issue date Apr 25, 1989
    • Minnesota Mining and Manufacturing Company
    • Jonathan P. Kitchin
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photographic materials and color proofing system
    • Patent number 4,818,663
    • Issue date Apr 4, 1989
    • Minnesota Mining and Manufacturing Company
    • Stephen R. Powers
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Imaging system
    • Patent number 4,816,378
    • Issue date Mar 28, 1989
    • Minnesota Mining and Manufacturing Company
    • Stephen R. Powers
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photographic color proofing apparatus
    • Patent number 4,814,827
    • Issue date Mar 21, 1989
    • Minnesota Mining and Manufacturing Company
    • Jonathan P. Kitchin
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photographic materials and color proofing system
    • Patent number 4,705,745
    • Issue date Nov 10, 1987
    • Minnesota Mining and Manufacturing Company
    • Jonathan P. Kitchin
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY