TREA

Ken Ken Co., Ltd.

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Organization

  • Osaka, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Water pistol
    • Patent number 4,911,364
    • Issue date Mar 27, 1990
    • Ken Ken Co., Ltd.
    • Kenji Irie
    • F41 - WEAPONS
  • Information Patent Grant

    Magnetic holder
    • Patent number 4,830,321
    • Issue date May 16, 1989
    • Ken Ken Co., Ltd.
    • Kenji Irie
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER