TREA

Sakae Hayao

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  • Chatsworth, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink refilling assembly
    • Patent number 5,980,029
    • Issue date Nov 9, 1999
    • Mitsubishi Pencil Corporation of America
    • Sakae Hayao
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Apparatus for refilling an ink cartridge
    • Patent number 5,845,682
    • Issue date Dec 8, 1998
    • Mitsubishi Pencil Corporation of America
    • Sakae Hayao
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Device for making a hole in an ink cartridge
    • Patent number 5,819,627
    • Issue date Oct 13, 1998
    • Mitsubishi Pencil Corporation of America
    • Sakae Hayao
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink cartridge holding box for refilling
    • Patent number 5,784,086
    • Issue date Jul 21, 1998
    • Mitsubishi Pencil Corporation of America
    • Sakae Hayao
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink refilling assembly
    • Patent number 5,595,223
    • Issue date Jan 21, 1997
    • Mitsubishi Pencil Corporation of America
    • Sakae Hayao
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink refill kit
    • Patent number 5,513,747
    • Issue date May 7, 1996
    • Sercomp Corporation
    • Sakae Hayao
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ribbon drive assembly for ribbon cartridge
    • Patent number 5,487,615
    • Issue date Jan 30, 1996
    • Sercomp Corporation
    • Sakae Hayao
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS