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Kazuaki Hirasawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing astaxanthin by fermentation
    • Patent number 10,240,215
    • Issue date Mar 26, 2019
    • JX Nippon Oil & Energy Corporation
    • Kazuaki Hirasawa
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Method for producing carotenoid-containing composition, and caroten...
    • Patent number 9,687,422
    • Issue date Jun 27, 2017
    • JX Nippon Oil & Energy Corporation
    • Kazuya Mitsuhashi
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Method for producing astaxanthin by fermentation
    • Patent number 9,605,323
    • Issue date Mar 28, 2017
    • JX Nippon Oil & Energy Corporation
    • Kazuaki Hirasawa
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Method of improving salmon meat color
    • Patent number 8,999,664
    • Issue date Apr 7, 2015
    • JX Nippon Oil & Energy Corporation
    • Kazuaki Hirasawa
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Carotenoid fermentation method
    • Patent number 8,993,282
    • Issue date Mar 31, 2015
    • JX Nippon Oil & Energy Corporation
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Method for producing zeaxanthin by fermentation
    • Patent number 8,883,443
    • Issue date Nov 11, 2014
    • JX Nippon Oil & Energy Corporation
    • Kazuaki Hirasawa
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Method for separating carotenoid
    • Patent number 8,853,460
    • Issue date Oct 7, 2014
    • JX Nippon Oil & Energy Corporation
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Process for production of carotenoid
    • Patent number 8,097,761
    • Issue date Jan 17, 2012
    • JX Nippon Oil & Energy Corporation
    • Tomoyuki Ishizaki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Process for producing carotenoid compound
    • Patent number 7,745,170
    • Issue date Jun 29, 2010
    • Nippon Oil Corporation
    • Akira Tsubokura
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING ASTAXANTHIN BY FERMENTATION
    • Publication number 20170029862
    • Publication date Feb 2, 2017
    • JX NIPPON OIL & ENERGY CORPORATION
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHOD FOR PRODUCING CAROTENOID-CONTAINING COMPOSITION, AND CAROTEN...
    • Publication number 20150272835
    • Publication date Oct 1, 2015
    • JX NIPPON OIL & ENERGY CORPORATION
    • Kazuya Mitsuhashi
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Application

    METHOD FOR PRODUCING ZEAXANTHIN BY FERMENTATION
    • Publication number 20130030218
    • Publication date Jan 31, 2013
    • JX NIPPON OIL & ENERGY CORPORATION
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHOD FOR PRODUCING ASTAXANTHIN BY FERMENTATION
    • Publication number 20130012594
    • Publication date Jan 10, 2013
    • JX NIPPON OIL & ENERGY CORPORATION
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHOD FOR SEPARATING CAROTENOID
    • Publication number 20120059192
    • Publication date Mar 8, 2012
    • JX NIPPON OIL & ENERGY CORPORATION
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    CAROTENOID FERMENTATION METHOD
    • Publication number 20110262981
    • Publication date Oct 27, 2011
    • JX NIPPON OIL & ENERGY CORPORATION
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHOD OF IMPROVING SALMON MEAT COLOR
    • Publication number 20100319077
    • Publication date Dec 16, 2010
    • Nippon Oil Corporation
    • Kazuaki Hirasawa
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Application

    Process for producing carotenoid compound
    • Publication number 20070105189
    • Publication date May 10, 2007
    • Nippon Oil Corporation
    • Akira Tsubokura
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Application

    Process for producing canthaxanthin
    • Publication number 20060121556
    • Publication date Jun 8, 2006
    • Nippon Oil Corporation
    • Kazuaki Hirasawa
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...