TREA

Toshiharu Aoyagi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gradation control circuit of line thermal printer
    • Patent number 5,216,440
    • Issue date Jun 1, 1993
    • Seiko Instruments Inc.
    • Toshiharu Aoyagi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Capsule rupture printing system
    • Patent number 4,796,036
    • Issue date Jan 3, 1989
    • Seiko Instruments Inc.
    • Shigemi Misono
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Color printing system
    • Patent number 4,748,475
    • Issue date May 31, 1988
    • Seiko Instruments Inc.
    • Keiichi Ishiyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY