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Katsumi Ichitani

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Patents Grantslast 30 patents

  • Information Patent Grant

    Water-soluble quenching oil composition
    • Patent number 11,479,737
    • Issue date Oct 25, 2022
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Water-based quenching liquid composition and method for manufacturi...
    • Patent number 11,180,817
    • Issue date Nov 23, 2021
    • Idemitsu Kosan Co., Ltd.
    • Takashi Kondo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Water-soluble quenching oil composition
    • Patent number 11,015,230
    • Issue date May 25, 2021
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Heat treatment oil composition
    • Patent number 10,731,099
    • Issue date Aug 4, 2020
    • Idemitsu Kosan Co., Ltd.
    • Hideaki Hattori
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Water-based coolant
    • Patent number 10,421,924
    • Issue date Sep 24, 2019
    • Idemitsu Kosan Co., Ltd.
    • Mayu Hasegawa
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Heat treating oil composition
    • Patent number 9,637,804
    • Issue date May 2, 2017
    • Idemitsu Kosan Co., Ltd.
    • Kenro Noguchi
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Aqueous heat treatment liquid composition
    • Patent number 9,023,234
    • Issue date May 5, 2015
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Heat treatment oil composition
    • Patent number 7,993,473
    • Issue date Aug 9, 2011
    • Idemitsu Kosan Co., Ltd.
    • Masahiro Kobessho
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Quenching oil for reduced pressure quenching and method for quenching
    • Patent number 7,851,422
    • Issue date Dec 14, 2010
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Metal surface temperature measuring instrument
    • Patent number 7,841,766
    • Issue date Nov 30, 2010
    • Idemitsu Kosan Co., Ltd.
    • Hideo Kanamori
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Quenching method
    • Patent number 7,503,985
    • Issue date Mar 17, 2009
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Oil composition for heat treatment
    • Patent number 7,347,927
    • Issue date Mar 25, 2008
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Additive composition
    • Patent number 6,136,759
    • Issue date Oct 24, 2000
    • Idemitsu Kosan Co., Ltd.
    • Fumiaki Takagi
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Refrigerator oil composition
    • Patent number 5,801,132
    • Issue date Sep 1, 1998
    • Idemitsu Kosan Co., Ltd.
    • Masato Kaneko
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    WATER-SOLUBLE QUENCHING OIL COMPOSITION
    • Publication number 20200354648
    • Publication date Nov 12, 2020
    • IDEMITSU KOSAN CO., LTD.
    • Katsumi ICHITANI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    WATER-BASED QUENCHING LIQUID COMPOSITION AND METHOD FOR MANUFACTURI...
    • Publication number 20190292614
    • Publication date Sep 26, 2019
    • IDEMITSU KOSAN CO., LTD.
    • Takashi KONDO
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    WATER-SOLUBLE QUENCHING OIL COMPOSITION
    • Publication number 20190100815
    • Publication date Apr 4, 2019
    • IDEMITSU KOSAN CO., LTD.
    • Katsumi ICHITANI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    HEAT TREATMENT OIL COMPOSITION
    • Publication number 20180023021
    • Publication date Jan 25, 2018
    • IDEMITSU KOSAN CO., LTD.
    • Hideaki HATTORI
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    HEAT TREATMENT OIL COMPOSITION
    • Publication number 20180023022
    • Publication date Jan 25, 2018
    • IDEMITSU KOSAN CO., LTD.
    • Hideaki HATTORI
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    WATER-BASED COOLANT
    • Publication number 20170247633
    • Publication date Aug 31, 2017
    • IDEMITSU KOSAN CO., LTD.
    • Mayu HASEGAWA
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    WATER-BASED COOLANT
    • Publication number 20150315512
    • Publication date Nov 5, 2015
    • Idemitsu Kosan Co., Ltd.
    • Mayu Hasegawa
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    HEAT TREATING OIL COMPOSITION
    • Publication number 20150013843
    • Publication date Jan 15, 2015
    • Idemitsu Kosan Co., Ltd.
    • Kenro Noguchi
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    WATER-BASED COOLANT
    • Publication number 20150000710
    • Publication date Jan 1, 2015
    • Idemitsu Kosan Co., Ltd.
    • Mayu Hasegawa
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    AQUEOUS HEAT TREATMENT LIQUID COMPOSITION
    • Publication number 20130001461
    • Publication date Jan 3, 2013
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    HEAT-TREATMENT OIL COMPOSITION
    • Publication number 20100186853
    • Publication date Jul 29, 2010
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    HEAT TREATMENT OIL COMPOSITION
    • Publication number 20090056834
    • Publication date Mar 5, 2009
    • IDEMITSU KOSAN CO., LTD.
    • Masahiro Kobessho
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    METAL SURFACE TEMPERATURE MEASURING INSTRUMENT
    • Publication number 20090028210
    • Publication date Jan 29, 2009
    • IDEMITSU KOSAN CO., LTD.,
    • Hideo Kanamori
    • G01 - MEASURING TESTING
  • Information Patent Application

    Quenching oil for reduced pressure quenching and method for quenching
    • Publication number 20070191241
    • Publication date Aug 16, 2007
    • IDEMITSU KOSAN CO., LTD.
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Heat treatment oil composition
    • Publication number 20030201205
    • Publication date Oct 30, 2003
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Quenching method
    • Publication number 20030136484
    • Publication date Jul 24, 2003
    • Idemitsu Kosan Co., Ltd.
    • Katsumi Ichitani
    • C21 - METALLURGY OF IRON