TREA

Yuichi Nagase

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  • Nagano, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spring seat member with notch for ground spring end
    • Patent number 5,246,215
    • Issue date Sep 21, 1993
    • NHK Spring Co., Ltd.
    • Noritoshi Takamura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Spring system
    • Patent number 4,993,376
    • Issue date Feb 19, 1991
    • Honda Giken Kogyo Kabushiki Kaisha NHK Spring Co., Ltd.
    • Taizo Fukutome
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Spring balancer
    • Patent number 4,423,535
    • Issue date Jan 3, 1984
    • NHK Spring Co., Ltd.
    • Juji Ojima
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES