TREA

Junichi Matsuzawa

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Covered balloon
    • Patent number 5,041,046
    • Issue date Aug 20, 1991
    • Takara Kosan Co., Ltd.
    • Akira Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Covered balloon
    • Patent number 4,966,568
    • Issue date Oct 30, 1990
    • Takara Kosan Co., Ltd.
    • Akira Nakamura
    • A63 - SPORTS GAMES AMUSEMENTS