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Kaoru Hamada

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  • Kita-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Inkjet recording medium
    • Patent number 7,655,287
    • Issue date Feb 2, 2010
    • Nippon Paper Industries Co., Ltd.
    • Yoshio Yoshida
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 7,476,642
    • Issue date Jan 13, 2009
    • Nippon Paper Industries Co., Ltd.
    • Mizuho Shimoyama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal recording medium
    • Patent number 7,384,891
    • Issue date Jun 10, 2008
    • Nippon Paper Industries Co., Ltd.
    • Junpei Natsui
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 7,378,374
    • Issue date May 27, 2008
    • Nippon Paper Industries Co., Ltd.
    • Masayuki Watanabe
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 7,312,176
    • Issue date Dec 25, 2007
    • Nippon Paper Industries Co., Ltd.
    • Kaoru Hamada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Multicolored thermally recording medium
    • Patent number 7,232,791
    • Issue date Jun 19, 2007
    • Nippon Paper Industries, Co., Ltd.
    • Tatsuo Nagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal recording material
    • Patent number 6,677,275
    • Issue date Jan 13, 2004
    • Nippon Paper Industries Co., Ltd.
    • Yoshimi Midorikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 6,645,910
    • Issue date Nov 11, 2003
    • Nippon Paper Industries Co Ltd
    • Reiko Sato
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Multi chromatic thermally sensitive recording medium
    • Patent number 6,579,828
    • Issue date Jun 17, 2003
    • Nippon Paper Industries Co Ltd
    • Kaoru Hamada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal recording material
    • Patent number 6,551,961
    • Issue date Apr 22, 2003
    • Nippon Paper Industries Co Ltd
    • Yoshimi Midorikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 6,432,874
    • Issue date Aug 13, 2002
    • Nippon Paper Industries Co, Ltd
    • Tadakazu Fukuchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 6,410,479
    • Issue date Jun 25, 2002
    • Nippon Paper Industries Co Ltd
    • Tadakazu Fukuchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal recording material
    • Patent number 6,407,036
    • Issue date Jun 18, 2002
    • Nippon Paper Industries Co Ltd
    • Yoshimi Midorikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 6,303,540
    • Issue date Oct 16, 2001
    • Nippon Paper Industries Co Ltd
    • Tadakazu Fukuchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 6,284,706
    • Issue date Sep 4, 2001
    • Nippon Paper Industries Co Ltd
    • Yoshimi Midorikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 6,284,707
    • Issue date Sep 4, 2001
    • Nopon Paper Industries Co Ltd
    • Yoshimi Midorikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermally sensitive recording medium
    • Patent number 6,258,747
    • Issue date Jul 10, 2001
    • Nippon Paper Industries Co Ltd
    • Yoshimi Midorikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Spontaneously color changing type thermal sensitive recording medium
    • Patent number 6,093,678
    • Issue date Jul 25, 2000
    • Nippon Paper Industries Co. Ltd.
    • Kaoru Hamada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal sensitive recording medium
    • Patent number 5,811,368
    • Issue date Sep 22, 1998
    • Nippon Paper Industries Co., Ltd.
    • Tadakazu Fukuchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal recording medium
    • Patent number 5,811,369
    • Issue date Sep 22, 1998
    • Nippon Paper Industries Co., Ltd.
    • Tomoaki Nagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal sensitive recording sheet
    • Patent number 5,753,586
    • Issue date May 19, 1998
    • Nippon Paper Industries Co., Ltd.
    • Kaoru Hamada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal sensitive recording sheet
    • Patent number 5,733,843
    • Issue date Mar 31, 1998
    • Nippon Paper Industries Co., Ltd.
    • Toshiaki Minami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Reversible multi-color thermal recording medium
    • Patent number 5,710,094
    • Issue date Jan 20, 1998
    • Nippon Paper Industries Co. Ltd.
    • Toshiaki Minami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Optical recording medium
    • Patent number 5,707,778
    • Issue date Jan 13, 1998
    • Nippon Paper Industries Co., Ltd.
    • Toshiaki Minami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Aminobenzenesulfonamide derivative and recording medium using the same
    • Patent number 5,665,675
    • Issue date Sep 9, 1997
    • Nippon Paper Industries Co., Ltd.
    • Tomoaki Nagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Urea (thiourea) derivative and thermal recording sheet using the same
    • Patent number 5,661,100
    • Issue date Aug 26, 1997
    • Nippon Paper Industries Co., Ltd.
    • Toshiaki Minami
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Dot matrix type printer
    • Patent number 4,306,497
    • Issue date Dec 22, 1981
    • Nippon Electric Company, Ltd.
    • Kaoru Hamada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    Thermally Sensitive Recording Medium
    • Publication number 20070231513
    • Publication date Oct 4, 2007
    • Mizuho Shimoyama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Heat-sensitive recording medium
    • Publication number 20060125909
    • Publication date Jun 15, 2006
    • Kaoru Hamada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Multicolored thermally recording medium
    • Publication number 20060072429
    • Publication date Apr 6, 2006
    • Tatsuo Nagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Inkjet recording medium
    • Publication number 20060050130
    • Publication date Mar 9, 2006
    • Yoshio Yoshida
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Thermal recording material
    • Publication number 20060007765
    • Publication date Jan 12, 2006
    • Masayuki Watanabe
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Thermal recording medium
    • Publication number 20050264644
    • Publication date Dec 1, 2005
    • Junpei Natsui
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS