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Seiji Okawara

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  • Aichi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Exhaust gas purifying apparatus
    • Patent number 7,959,868
    • Issue date Jun 14, 2011
    • Toyota Jidosha Kabushiki Kaisha
    • Susumu Sarai
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Filter catalyst
    • Patent number 7,622,419
    • Issue date Nov 24, 2009
    • Cataler Corporation
    • Makoto Tsuji
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Exhaust gas-purifying apparatus
    • Patent number 7,560,079
    • Issue date Jul 14, 2009
    • Toyota Jidosha Kabushiki Kaisha
    • Seiji Okawara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Filter catalyst for purifying exhaust gases and its manufacturing m...
    • Patent number 7,306,771
    • Issue date Dec 11, 2007
    • Toyota Jidosha Kabushiki Kaisha
    • Seiji Okawara
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Filter catalyst for purifying exhaust gases
    • Patent number 7,204,965
    • Issue date Apr 17, 2007
    • Toyota Jidosha Kabushiki Kaisha
    • Seiji Okawara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method for purifying exhaust gas of a diesel engine
    • Patent number 5,746,989
    • Issue date May 5, 1998
    • Toyota Jidosha Kabushiki Kaisha
    • Mikio Murachi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents