TREA

Yoshio Matsuo

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rail fastening device
    • Patent number 4,505,428
    • Issue date Mar 19, 1985
    • Tetsudo Kizai Kogyo Company Limited
    • Yoshio Matsuo
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Cam type elastic rail fastening device
    • Patent number 4,447,006
    • Issue date May 8, 1984
    • Tetsudo Kizai Kogyo Company Limited
    • Yoshio Matsuo
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Elastic rail fastening device
    • Patent number 4,312,478
    • Issue date Jan 26, 1982
    • Tetsudo Kizai Kogyo Company Limited
    • Yoshio Matsuo
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Elastic rail fastening device
    • Patent number 4,310,120
    • Issue date Jan 12, 1982
    • Tetsudo Kizai Kogyo Company Limited
    • Yoshio Matsuo
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Rail fastening apparatus
    • Patent number 4,143,818
    • Issue date Mar 13, 1979
    • Tetsudo Kizai Kogyo Company Limited
    • Kentaro Matsubara
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES