TREA

Koichi Sakurai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound-sensitive dancing toy
    • Patent number 5,056,249
    • Issue date Oct 15, 1991
    • Sakuraya Corporation
    • Koichi Sakurai
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Dish with a melody sounding function
    • Patent number 4,537,109
    • Issue date Aug 27, 1985
    • Sakuraya Corporation
    • Koichi Sakurai
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...