TREA

Nakamura Sengu Kogyo K.K.

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Organization

  • Yokohama, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Sail furling apparatus
    • Patent number 4,671,200
    • Issue date Jun 9, 1987
    • Nakamura Sengu Kogyo K.K.
    • Masakazu Nakamura
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Method and apparatus of automatically controlling sailboat
    • Patent number 4,671,201
    • Issue date Jun 9, 1987
    • K.K. Yokoyama Zosen Sekkei Jimusho
    • Akira Yokoyama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT