Yujiro Matsuyama

Person

  • Ohtsu, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Bridge of shock-absorbing construction

    • Patent number 6,249,925
    • Issue date Jun 26, 2001
    • Japan Highway Public Corporation
    • Hiromu Ishida
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Impact absorber made of resin

    • Patent number 6,085,878
    • Issue date Jul 11, 2000
    • Toyo Boseki Kabushiki Kaisha
    • Yoshio Araki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...