TREA

Yoshikuni Kunitake

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Patents Grantslast 30 patents

  • Information Patent Grant

    Semi-submerged glass boat
    • Patent number 5,010,835
    • Issue date Apr 30, 1991
    • Mitsui Engineering & Shipbuilding Co., Ltd.
    • Yoshikuni Kunitake
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Planing boat
    • Patent number 5,002,004
    • Issue date Mar 26, 1991
    • Mitsui Engineering & Shipbuilding Co., Ltd.
    • Yoshikuni Kunitake
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Semi-submerged ship
    • Patent number 4,345,533
    • Issue date Aug 24, 1982
    • Mitsui Engineering & Shipbuilding Co. Ltd.
    • Yoshikuni Kunitake
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Ship with improved stern structure
    • Patent number 4,309,172
    • Issue date Jan 5, 1982
    • Mitsui Engineering & Shipbuilding Co., Ltd.
    • Hitoshi Narita
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT