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Keiji Oono

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  • Kawagoe-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Palladium catalyst composition
    • Patent number 7,741,242
    • Issue date Jun 22, 2010
    • Wako Pure Chemical Industries, Ltd.
    • Shu Kobayashi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing hydroxylamine compound using platinum catalyst...
    • Patent number 7,618,914
    • Issue date Nov 17, 2009
    • Wako Pure Chemical Industries, Ltd.
    • Mutsumi Sato
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Diazodisulfones
    • Patent number RE40211
    • Issue date Apr 1, 2008
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • 534 - Organic compounds
  • Information Patent Grant

    Sulfonium salt compounds
    • Patent number 6,723,483
    • Issue date Apr 20, 2004
    • Wako Pure Chemical Industries, Ltd.
    • Keiji Oono
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polymer and resist material
    • Patent number 6,033,826
    • Issue date Mar 7, 2000
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymer composition and resist material
    • Patent number 5,976,759
    • Issue date Nov 2, 1999
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Process for forming a pattern on a semiconductor substrate using a...
    • Patent number 5,677,112
    • Issue date Oct 14, 1997
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Pattern formation process
    • Patent number 5,670,299
    • Issue date Sep 23, 1997
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Resist material
    • Patent number 5,627,006
    • Issue date May 6, 1997
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Deep ultraviolet absorbent composition
    • Patent number 5,576,359
    • Issue date Nov 19, 1996
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Anthracene derivatives
    • Patent number 5,498,748
    • Issue date Mar 12, 1996
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Resist material and pattern formation process
    • Patent number 5,468,589
    • Issue date Nov 21, 1995
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Chemical amplified resist material containing photosensitive compou...
    • Patent number 5,350,660
    • Issue date Sep 27, 1994
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Diazodisulfones
    • Patent number 5,216,135
    • Issue date Jun 1, 1993
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents