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Masakazu Iwata

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Nonaqueous dispersion of resin particles
    • Patent number 9,090,748
    • Issue date Jul 28, 2015
    • Sanyo Chemical Industries, Ltd.
    • Masakazu Iwata
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Toner binder and toner composition
    • Patent number 9,052,623
    • Issue date Jun 9, 2015
    • Sanyo Chemical Industries, Ltd.
    • Takashi Akutagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Polyester resin for toner, toner composition and resin particle
    • Patent number 7,951,518
    • Issue date May 31, 2011
    • Sanyo Chemical Industries, Ltd.
    • Yasuhiro Ono
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Binder for electrostatic image developing toner
    • Patent number 7,226,984
    • Issue date Jun 5, 2007
    • Sanyo Chemical Industries, Ltd.
    • Masakazu Iwata
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Toner binder and process for producing the same
    • Patent number 6,992,150
    • Issue date Jan 31, 2006
    • Sanyo Chemical Industries, Ltd.
    • Hideo Nakanishi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for image formation
    • Patent number 6,461,782
    • Issue date Oct 8, 2002
    • Sanyo Chemical Industries, Ltd.
    • Shinya Sasada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents