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Minoru Ameyama

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink jet head
    • Patent number 5,270,740
    • Issue date Dec 14, 1993
    • Ricoh Company, Ltd.
    • Osamu Naruse
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid jet recording head
    • Patent number 5,260,723
    • Issue date Nov 9, 1993
    • Ricoh Company, Ltd.
    • Osamu Naruse
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink jet record apparatus
    • Patent number 5,146,236
    • Issue date Sep 8, 1992
    • Ricoh Company, Ltd.
    • Tositaka Hirata
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink receptacle for ink jet printer
    • Patent number 4,673,955
    • Issue date Jun 16, 1987
    • Ricoh Company, Ltd.
    • Minoru Ameyama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid level detector for ink jet printer
    • Patent number 4,626,874
    • Issue date Dec 2, 1986
    • Ricoh Company, Ltd.
    • Toshiharu Murai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink jet printing apparatus
    • Patent number 4,586,058
    • Issue date Apr 29, 1986
    • Ricoh Company, Ltd.
    • Hiroshi Yamazaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink jet waste and replenish ink system
    • Patent number 4,527,170
    • Issue date Jul 2, 1985
    • Ricoh Company Ltd.
    • Kyuhachiro Iwasaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Receptacle for waste ink collection in ink jet recording apparatus
    • Patent number 4,524,365
    • Issue date Jun 18, 1985
    • Ricoh Company, Ltd.
    • Sadao Kakeno
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink supply system of ink jet recording apparatus
    • Patent number 4,464,668
    • Issue date Aug 7, 1984
    • Ricoh Company, Ltd.
    • Hiromichi Komai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink jet printing apparatus
    • Patent number 4,394,663
    • Issue date Jul 19, 1983
    • Ricoh Company, Ltd.
    • Minoru Ameyama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS