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Donald G. Hebert

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  • San Ramon, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dot matrix print head assembly
    • Patent number 4,755,068
    • Issue date Jul 5, 1988
    • DH Technology, Inc.
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    High-speed wire print head with wire print position shift apparatus
    • Patent number 4,640,633
    • Issue date Feb 3, 1987
    • DH Technology, Inc.
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Wire matrix print head assembly
    • Patent number 4,478,528
    • Issue date Oct 23, 1984
    • Hebert; Donald G.
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Matrix print head assembly
    • Patent number 4,230,412
    • Issue date Oct 28, 1980
    • Falk; Helmut
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Matrix print head assembly
    • Patent number 4,230,038
    • Issue date Oct 28, 1980
    • Falk; Helmut
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Wire matrix print head assembly
    • Patent number 4,185,929
    • Issue date Jan 29, 1980
    • Falk; Helmut
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Matrix print head with improved armature retainer
    • Patent number 4,051,941
    • Issue date Oct 4, 1977
    • Xerox Corporation
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Wire matrix print head
    • Patent number 3,994,381
    • Issue date Nov 30, 1976
    • The Singer Company
    • Donald G. Hebert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS