TREA

David Q. Feng

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  • Arlington Heights, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Configuration for paper punch pin
    • Patent number 5,730,038
    • Issue date Mar 24, 1998
    • Acco U.S.A., Inc.
    • Alfred J. Evans
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Stapler with staple storage
    • Patent number 5,690,268
    • Issue date Nov 25, 1997
    • Acco U.S.A., Inc.
    • Alfred J. Evans
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS