TREA

Kuen Jen Chen

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  • Da Chia Town, Taichung Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tool box assembly
    • Patent number 6,113,203
    • Issue date Sep 5, 2000
    • Kuen Jen Chen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Tool box having drawer for receiving small objects
    • Patent number 6,105,769
    • Issue date Aug 22, 2000
    • Kuen Jen Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool box having a drawer
    • Patent number 5,826,719
    • Issue date Oct 27, 1998
    • Kuen Jen Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Double-matched tool box
    • Patent number 5,145,064
    • Issue date Sep 8, 1992
    • Kuen-Jenn Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS