TREA

Masayoshi Shigemasa

Follow

Person

  • Hiroshima, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Belt-pulley type steplessly variable transmission assembly
    • Patent number 4,817,458
    • Issue date Apr 4, 1989
    • Mazda Motor Corporation
    • Hitoshi Akutagawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Flat type torque converter
    • Patent number 4,726,185
    • Issue date Feb 23, 1988
    • Mazda Co., Ltd.
    • Masayoshi Shigemasa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Four-wheel drive automobile
    • Patent number 4,541,503
    • Issue date Sep 17, 1985
    • Mazda Motor Corporation
    • Hitoshi Akutagawa
    • B60 - VEHICLES IN GENERAL