TREA

Takao Kojima

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for manufacturing a cylinder with a connected sleeve
    • Patent number 5,140,881
    • Issue date Aug 25, 1992
    • Jidosha Kiki Co., Ltd.
    • Masaru Aizaki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Valve sleeve
    • Patent number 5,069,425
    • Issue date Dec 3, 1991
    • Jidosha Kiki Co., Ltd.
    • Takao Kojima
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS