TREA

Robert I. Janssen

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure fed paint roller
    • Patent number 4,566,816
    • Issue date Jan 28, 1986
    • Padco, Inc.
    • Robert I. Janssen
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Paint roller
    • Patent number 4,191,792
    • Issue date Mar 4, 1980
    • Padco, Inc.
    • Robert I. Janssen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Paint applicator having detachable handle
    • Patent number 4,155,140
    • Issue date May 22, 1979
    • Padco, Inc.
    • Robert I. Janssen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Holder for paint application pad
    • Patent number D249821
    • Issue date Oct 3, 1978
    • Padco, Inc.
    • Donald R. Cooke
    • D64 -
  • Information Patent Grant

    Paint pad bucket
    • Patent number D248335
    • Issue date Jun 27, 1978
    • Padco, Inc.
    • Donald R. Cooke
    • D64 -