Minoru Yoneeyama

Person

  • Niigata, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Tennis racket

    • Patent number 4,919,438
    • Issue date Apr 24, 1990
    • Yonex Kabushiki Kaisha
    • Minoru Yoneeyama
    • A63 - SPORTS GAMES AMUSEMENTS