TREA

Yoshio Ookubo

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  • Yokohama, JA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Internal combustion engine exhaust gas after-burning system
    • Patent number 4,033,123
    • Issue date Jul 5, 1977
    • Nissan Motor Co., Ltd.
    • Kenji Masaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust cleaning system for internal combustion engine
    • Patent number 4,012,905
    • Issue date Mar 22, 1977
    • Nissan Motor Co., Ltd.
    • Kenji Masaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Thermal reactor
    • Patent number 3,979,905
    • Issue date Sep 14, 1976
    • Nissan Motor Co., Ltd.
    • Kenji Masaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES