TREA

Gary S. Keller

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  • San Jose, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grayscale printing system
    • Patent number 5,648,801
    • Issue date Jul 15, 1997
    • International Business Machines Corporation
    • Gary Scott Beardsley
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Thermal edge jet drop-on-demand ink jet print head
    • Patent number 5,059,989
    • Issue date Oct 22, 1991
    • Lexmark International, Inc.
    • Jerome M. Eldridge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal drop-on-demand ink jet print head
    • Patent number 4,791,440
    • Issue date Dec 13, 1988
    • International Business Machine Corporation
    • Jerome M. Eldridge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS