TREA

John A. Popken

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  • Longmont, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Combined plate and cup carrier
    • Patent number D341752
    • Issue date Nov 30, 1993
    • Proto-Tel, Inc.
    • Kenneth W. Hotchkiss
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Telephone light bulb replacement tool
    • Patent number D290806
    • Issue date Jul 14, 1987
    • Kenneth W. Hotchkiss
    • D08 - Tools and hardware
  • Information Patent Grant

    Connector cover with multiple mounting means
    • Patent number 4,449,015
    • Issue date May 15, 1984
    • Proto Production Plastics, Inc.
    • Kenneth W. Hotchkiss
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER