TREA

Gilbert Zweig

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  • Barrington, RI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Continuous tone diazo material
    • Patent number 4,224,397
    • Issue date Sep 23, 1980
    • Trans World Technology Laboratories Inc. (TWT Labs, Inc.)
    • Gilbert Zweig
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Continuous tone diazotype process
    • Patent number 4,148,646
    • Issue date Apr 10, 1979
    • Trans World Technology Laboratories, Inc.
    • Gilbert Zweig
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image amplification of negative-working diazo materials
    • Patent number 4,094,681
    • Issue date Jun 13, 1978
    • Trans World Technology Laboratories, Inc.
    • David P. Habib
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY