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Ichiro Hayashida

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  • Iruma-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning agent for substrate and cleaning method
    • Patent number 8,900,371
    • Issue date Dec 2, 2014
    • Wako Pure Chemical Industries, Ltd.
    • Hironori Mizuta
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Etching agent, etching method and liquid for preparing etching agent
    • Patent number 8,871,653
    • Issue date Oct 28, 2014
    • Wako Pure Chemical Industries, Ltd.
    • Osamu Matsuda
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Etching agent, etching method and liquid for preparing etching agent
    • Patent number 8,513,139
    • Issue date Aug 20, 2013
    • Wako Pure Chemical Industries, Ltd.
    • Osamu Matsuda
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Cleaning composition and method of cleaning therewith
    • Patent number 7,700,532
    • Issue date Apr 20, 2010
    • Wako Pure Chemical Industries, Ltd.
    • Ichiro Hayashida
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Polishing composition and rinsing composition
    • Patent number 7,481,949
    • Issue date Jan 27, 2009
    • Wako Pure Chemical Industries, Ltd.
    • Akihiro Kawase
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Semiconductor wafer cleaning agent and cleaning method
    • Patent number 7,375,066
    • Issue date May 20, 2008
    • Wako Pure Chemical Industries, Ltd.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Cleaning agent for a semi-conductor substrate
    • Patent number 6,716,803
    • Issue date Apr 6, 2004
    • Wako Pure Chemcial Industries, Ltd.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Cleaning agent for a semi-conductor substrate
    • Patent number 6,534,458
    • Issue date Mar 18, 2003
    • Wako Pure Chemical Industries, Ltd.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Cleaning agent
    • Patent number 6,514,921
    • Issue date Feb 4, 2003
    • Wako Pure Chemical Industries, Ltd.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Cleaning agent
    • Patent number 6,410,494
    • Issue date Jun 25, 2002
    • Wako Pure Chemical Industries, Ltd.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Cleaning agent for a semi-conductor substrate
    • Patent number 6,310,019
    • Issue date Oct 30, 2001
    • Wako Pure Chemical Industries, Ltd.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Cleaning agent
    • Patent number 6,143,705
    • Issue date Nov 7, 2000
    • Wako Pure Chemical Industries, Ltd.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Surface treating agents and treating process for semiconductors
    • Patent number 5,840,127
    • Issue date Nov 24, 1998
    • Wako Pure Chemical Industries, Ltd.
    • Ichiro Hayashida
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Surface treating agents and treating process for semiconductors
    • Patent number 5,580,846
    • Issue date Dec 3, 1996
    • Wako Pure Chemical Industries, Ltd.
    • Ichiro Hayashida
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Surface treating cleaning method
    • Patent number 5,290,361
    • Issue date Mar 1, 1994
    • Wako Pure Chemical Industries, Ltd.
    • Ichiro Hayashida
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    ETCHING AGENT, ETCHING METHOD AND LIQUID FOR PREPARING ETCHING AGENT
    • Publication number 20130280916
    • Publication date Oct 24, 2013
    • Osamu Matsuda
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    CLEANING AGENT FOR SUBSTRATE AND CLEANING METHOD
    • Publication number 20120000485
    • Publication date Jan 5, 2012
    • Wako Pure Chemical Industries, LTD.
    • Hironori Mizuta
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    ETCHING AGENT, ETCHING METHOD AND LIQUID FOR PREPARING ETCHING AGENT
    • Publication number 20110230053
    • Publication date Sep 22, 2011
    • WAKO PURE CHEMICAL INDUSTRIES, LTD.
    • Osamu Matsuda
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    ETCHING SOLUTION FOR SUBSTRATE
    • Publication number 20090227115
    • Publication date Sep 10, 2009
    • Wako Pure Chemical Industries, LTD.
    • Takehisa Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Cleaning Agent for Substrate and Cleaning Method
    • Publication number 20070235061
    • Publication date Oct 11, 2007
    • Wako Pure Chemical Industries, LTD.
    • Hironori Mizuta
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Cleaning composition and method of cleaning therewith
    • Publication number 20060154838
    • Publication date Jul 13, 2006
    • WAKO PURE CHEMICAL INDUSTRIES
    • Ichiro Hayashida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Polishing composition and rinsing composition
    • Publication number 20060151854
    • Publication date Jul 13, 2006
    • Akihiro Kawase
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Cleaning agent for a semi-conductor substrate
    • Publication number 20040077512
    • Publication date Apr 22, 2004
    • Wako Pure Chemical Industries, LTD.
    • Masahiko Kakizawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Semiconductor wafer cleaning agent and cleaning method
    • Publication number 20030083214
    • Publication date May 1, 2003
    • Masahiko Kakizawa
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Cleaning agent for a semi-conductor substrate
    • Publication number 20020016272
    • Publication date Feb 7, 2002
    • Wako Pure Chemical Industries, LTD.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Application

    Cleaning agent
    • Publication number 20010018407
    • Publication date Aug 30, 2001
    • Wako Pure Chemical Industries, LTD.
    • Masahiko Kakizawa
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...