TREA

Hisatsugu Tokunaga

Follow

Person

  • Isesaki, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Cover tape
    • Patent number 9,662,866
    • Issue date May 30, 2017
    • DENKA COMPANY LIMITED
    • Akira Sasaki
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Cover tape
    • Patent number 9,453,146
    • Issue date Sep 27, 2016
    • DENKA COMPANY LIMITED
    • Kazuya Sugimoto
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Cover film
    • Patent number 9,338,906
    • Issue date May 10, 2016
    • DENKA COMPANY LIMITED
    • Akira Sasaki
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Cover film
    • Patent number 9,327,880
    • Issue date May 3, 2016
    • DENKA COMPANY LIMITED
    • Akira Sasaki
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Cover tape
    • Patent number 8,828,535
    • Issue date Sep 9, 2014
    • Denki Kagaku Kogyo Kabushiki Kaisha
    • Hisatsugu Tokunaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of packaging record rolls of cover tape and package
    • Patent number 8,453,421
    • Issue date Jun 4, 2013
    • Denki Kagaku Kogyo Kabushiki Kaisha
    • Hisatsugu Tokunaga
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method of winding tape-like multi-layer film and wound article of t...
    • Patent number 8,453,958
    • Issue date Jun 4, 2013
    • Denki Kagaku Kogyo Kabushiki Kaisha
    • Hisatsugu Tokunaga
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Winding state evaluation method for tape film and winding method fo...
    • Patent number 8,289,810
    • Issue date Oct 16, 2012
    • Denki Kagaku Kogyo Kabushiki Kaisha
    • Hisatsugu Tokunaga
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Static electricity preventing method and member using the method
    • Patent number 7,544,268
    • Issue date Jun 9, 2009
    • Denki Kagaku Kogyo Kabushiki Kaisha
    • Hisatsugu Tokunaga
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Surface protection film
    • Patent number 7,084,516
    • Issue date Aug 1, 2006
    • Denki Kagaku Kogyo Kabushiki Kaisha
    • Atsushi Takei
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    COVER TAPE AND ELECTRONIC-COMPONENT PACKAGE
    • Publication number 20230271761
    • Publication date Aug 31, 2023
    • Denka Company Limited
    • Keisuke NABA
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    COVER TAPE AND ELECTRONIC COMPONENT PACKAGE
    • Publication number 20230265317
    • Publication date Aug 24, 2023
    • Denka Company Limited
    • Gosuke NAKAJIMA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    COVER TAPE
    • Publication number 20140248487
    • Publication date Sep 4, 2014
    • Kazuya Sugimoto
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    COVER FILM
    • Publication number 20140116921
    • Publication date May 1, 2014
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Akira Sasaki
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    COVER FILM
    • Publication number 20140057064
    • Publication date Feb 27, 2014
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Akira Sasaki
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    COVER FILM
    • Publication number 20140037940
    • Publication date Feb 6, 2014
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Tetsuo Fujimura
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    COVER FILM
    • Publication number 20130199961
    • Publication date Aug 8, 2013
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Akira Sasaki
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    COVER TAPE
    • Publication number 20130089746
    • Publication date Apr 11, 2013
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Akira Sasaki
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    COVER TAPE
    • Publication number 20110212324
    • Publication date Sep 1, 2011
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Hisatsugu Tokunaga
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    METHOD OF WINDING TAPE-LIKE MULTI-LAYER FILM AND WOUND ARTICLE OF T...
    • Publication number 20110024541
    • Publication date Feb 3, 2011
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Hisatsugu Tokunaga
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    METHOD OF PACKAGING RECORD ROLLS OF COVER TAPE AND PACKAGE
    • Publication number 20100275554
    • Publication date Nov 4, 2010
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Hisatsugu Tokunaga
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    WINDING STATE EVALUATION METHOD FOR TAPE FILM AND WINDING METHOD FO...
    • Publication number 20100209688
    • Publication date Aug 19, 2010
    • DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    • Hisatsugu Tokunaga
    • G01 - MEASURING TESTING
  • Information Patent Application

    Surface protective film
    • Publication number 20060022309
    • Publication date Feb 2, 2006
    • Denki Kagaku Kogyo Kabushiki Kaisha
    • Hisatsugu Tokunaga
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Static electricity preventing method and method using the method
    • Publication number 20050106371
    • Publication date May 19, 2005
    • Hisatsugu Tokunaga
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Surface protection film
    • Publication number 20040169290
    • Publication date Sep 2, 2004
    • Atsushi Takei
    • G02 - OPTICS