TREA

Donald A. Wimmer

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  • Palm, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chair seat tilt adjustment and locking mechanism
    • Patent number 5,683,139
    • Issue date Nov 4, 1997
    • Knoll, Inc.
    • Arkady Golynsky
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair seat tilt adjustment and locking mechanism
    • Patent number 5,464,274
    • Issue date Nov 7, 1995
    • Westinghouse Electric Corporation
    • Arkady Golynsky
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustable arm for a chair
    • Patent number 5,265,938
    • Issue date Nov 30, 1993
    • Westinghouse Electric Corp.
    • Robert A. Melhuish
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair tilt and chair height control apparatus
    • Patent number 5,029,940
    • Issue date Jul 9, 1991
    • Westinghouse Electric Corporation
    • Arkady Golynsky
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...