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Jeffrey J. Ivarson

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  • San Rafael, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Combined thermal lettering and page layout printer
    • Patent number D314584
    • Issue date Feb 12, 1991
    • Varitronic Systems, Inc.
    • Jeffrey J. Ivarson
    • D18 - Printing and office machinery
  • Information Patent Grant

    Printer
    • Patent number D307296
    • Issue date Apr 17, 1990
    • Varitronic Systems, Inc.
    • Jeffrey J. Ivarson
    • D18 - Printing and office machinery