TREA

Akihiko Funakawa

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  • Kumagaya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Developer for developing electrostatic latent image
    • Patent number 5,733,699
    • Issue date Mar 31, 1998
    • Hitachi Metals, Ltd.
    • Masumi Asanae
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Developer for electrostatic latent image development
    • Patent number 5,731,121
    • Issue date Mar 24, 1998
    • Hitachi Metals, Ltd.
    • Masumi Asanae
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 5,532,095
    • Issue date Jul 2, 1996
    • Hitachi Metals, Ltd.
    • Masumi Asanae
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic developer
    • Patent number 5,429,900
    • Issue date Jul 4, 1995
    • Hitachi Metals, Ltd.
    • Masumi Asanae
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Developing method
    • Patent number 5,374,978
    • Issue date Dec 20, 1994
    • Hitachi Metals, Ltd.
    • Masumi Asanae
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY