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Keiji Tanaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Grease composition
    • Patent number 11,220,650
    • Issue date Jan 11, 2022
    • Shell Oil Company
    • Kazuya Watanabe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Grease composition
    • Patent number 11,198,830
    • Issue date Dec 14, 2021
    • Shell Oil Company
    • Keiji Tanaka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method for identifying polyubiquitinated substrate
    • Patent number 10,634,684
    • Issue date Apr 28, 2020
    • Tokyo Metropolitan Institute of Medical Science
    • Yukiko Yoshida
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Method for determining ubiquitin chain length
    • Patent number 9,891,228
    • Issue date Feb 13, 2018
    • Tokyo Metropolitan Institute of Medical Science
    • Yasushi Saeki
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Method for determining ubiquitin chain length
    • Patent number 9,891,229
    • Issue date Feb 13, 2018
    • Tokyo Metropolitan Institute of Medical Science
    • Yasushi Saeki
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Grease composition
    • Patent number 9,290,715
    • Issue date Mar 22, 2016
    • Shell Oil Company
    • Kazuya Watanabe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Grease composition
    • Patent number 9,096,813
    • Issue date Aug 4, 2015
    • Shell Oil Company
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating grease composition
    • Patent number 8,242,063
    • Issue date Aug 14, 2012
    • Shell Oil Company
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Urea grease composition for constant velocity joints
    • Patent number 7,897,550
    • Issue date Mar 1, 2011
    • Shell Oil Company
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Urea-based lubricating grease composition
    • Patent number 7,867,956
    • Issue date Jan 11, 2011
    • Shell Oil Company
    • Toshihiro Asakura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Grease composition
    • Patent number 7,629,301
    • Issue date Dec 8, 2009
    • Showa Shell Sekiyu K.K.
    • Kazushige Ohmura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Grease composition for constant velocity joints
    • Patent number 6,894,009
    • Issue date May 17, 2005
    • Shell Oil Company
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricant composition and its use in a ball joint
    • Patent number 6,500,787
    • Issue date Dec 31, 2002
    • Shell Oil Company
    • Keiji Tanaka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20230049828
    • Publication date Feb 16, 2023
    • SHELL USA, INC.
    • Hiroki YANO
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20210171858
    • Publication date Jun 10, 2021
    • Keiji TANAKA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20200231895
    • Publication date Jul 23, 2020
    • Kazuya WATANABE
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20190375998
    • Publication date Dec 12, 2019
    • Keiji TANAKA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Method for Identifying Polyubiquitinated Substrate
    • Publication number 20180267052
    • Publication date Sep 20, 2018
    • TOKYO METROPOLITAN INSTITUTE OF MEDICAL SCIENCE
    • Yukiko Yoshida
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Application

    METHOD FOR DETERMINING UBIQUITIN CHAIN LENGTH
    • Publication number 20180017571
    • Publication date Jan 18, 2018
    • TOKYO METROPOLITAN INSTITUTE OF MEDICAL SCIENCE
    • Yasushi Saeki
    • G01 - MEASURING TESTING
  • Information Patent Application

    GREASE COPOSITIONS
    • Publication number 20150315509
    • Publication date Nov 5, 2015
    • Shell Oil Company
    • Kazuya WATANABE
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Method for Determining Ubiqutin Chain Length
    • Publication number 20150132779
    • Publication date May 14, 2015
    • TOKYO METROPOLITAN INSTITUTE OF MEDICAL SCIENCE
    • Yasushi Saeki
    • G01 - MEASURING TESTING
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20150045272
    • Publication date Feb 12, 2015
    • Yoshitomo Fujimaki
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20140329730
    • Publication date Nov 6, 2014
    • Kazuya Watanabe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20110195880
    • Publication date Aug 11, 2011
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20110160105
    • Publication date Jun 30, 2011
    • Keiji Tanaka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    GREASE COMPOSITION
    • Publication number 20110136709
    • Publication date Jun 9, 2011
    • Keiji Tanaka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    UREA GREASE COMPOSITION
    • Publication number 20100029526
    • Publication date Feb 4, 2010
    • Keiji Tanaka
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Urea-Based Lubricating Grease Composition
    • Publication number 20080161214
    • Publication date Jul 3, 2008
    • Shell Oil Company
    • Toshihiro Asakura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating grease composition
    • Publication number 20060264338
    • Publication date Nov 23, 2006
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating grease composition
    • Publication number 20060154833
    • Publication date Jul 13, 2006
    • Tetsuya Katou
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Urea grease composition for constant velocity joints
    • Publication number 20050020456
    • Publication date Jan 27, 2005
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Grease composition
    • Publication number 20050003970
    • Publication date Jan 6, 2005
    • Kazushige Ohmura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Urea grease composition
    • Publication number 20040224859
    • Publication date Nov 11, 2004
    • Kouichi Numazawa
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Grease composition for constant velocity joints
    • Publication number 20030027728
    • Publication date Feb 6, 2003
    • Yasushi Kawamura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...