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Herbert E. Menhennett

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  • Windham, NH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink jet color printing method
    • Patent number 5,196,236
    • Issue date Mar 23, 1993
    • Howtek, Inc.
    • Robert Howard
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink jet color printing method
    • Patent number 4,741,930
    • Issue date May 3, 1988
    • Howtek, Inc.
    • Robert Howard
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Sheet-feed mechanism for rotary print head
    • Patent number 4,591,281
    • Issue date May 27, 1986
    • Howtek, Inc.
    • Robert Howard
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Apparatus for selectable font printing
    • Patent number 4,050,563
    • Issue date Sep 27, 1977
    • Centronics Data Computer Corporation
    • Herbert E. Menhennett
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS