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Noriaki Hirota

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Binding resin for toner, toner and electrophotographic apparatus
    • Patent number 7,208,254
    • Issue date Apr 24, 2007
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Binding resin for toner, toner and electrophotographic apparatus
    • Patent number 7,063,929
    • Issue date Jun 20, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and electrophotographic method
    • Patent number 6,733,945
    • Issue date May 11, 2004
    • Matsushita Electric Industrial Co., Ltd.
    • Noriaki Hirota
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and electrophotographic method
    • Patent number 6,593,051
    • Issue date Jul 15, 2003
    • Matsushita Electric Industrial Co., Ltd.
    • Noriaki Hirota
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Binding resin for toner, toner, and electrophotograph
    • Patent number 6,579,653
    • Issue date Jun 17, 2003
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for producing the same
    • Patent number 6,432,599
    • Issue date Aug 13, 2002
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for producing the same
    • Patent number 6,326,116
    • Issue date Dec 4, 2001
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for producing the same
    • Patent number 6,270,937
    • Issue date Aug 7, 2001
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Reversal electrophotographic developing method employing recyclable...
    • Patent number 5,985,506
    • Issue date Nov 16, 1999
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 5,702,858
    • Issue date Dec 30, 1997
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 5,561,019
    • Issue date Oct 1, 1996
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuhito Yuasa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents