TREA

Ayao Ogawa

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  • Nagano-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Card-making method and system as well as heat treatment mechanism f...
    • Patent number 6,891,555
    • Issue date May 10, 2005
    • Seiko Epson Corporation
    • Yoshiki Minowa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image-forming method and transfer sheet film therefor as well as im...
    • Patent number 6,565,204
    • Issue date May 20, 2003
    • Seiko Epson Corporation
    • Kunihiko Matsuhashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink cartridge
    • Patent number 6,422,692
    • Issue date Jul 23, 2002
    • Seiko Epson Corporation
    • Atsushi Yamazaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink cartridge device
    • Patent number 6,412,933
    • Issue date Jul 2, 2002
    • Seiko Epson Corporation
    • Shunji Umemura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink cartridge device
    • Patent number 6,286,946
    • Issue date Sep 11, 2001
    • Seiko Epson Corporation
    • Shunji Umemura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents