TREA

Charles R. DeVries

Follow

Person

  • Grand Rapids, MI, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Tray destacker
    • Patent number 6,846,153
    • Issue date Jan 25, 2005
    • Rapistan Systems Advertising Corp.
    • Ricardo N. Schiesser
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Low actuation force article sensor for conveyor
    • Patent number 5,810,154
    • Issue date Sep 22, 1998
    • Mannesmann Dematic Rapistan Corp.
    • Gerald A. Brouwer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tilted spiral article diverter
    • Patent number 4,564,105
    • Issue date Jan 14, 1986
    • Lear Siegler, Inc.
    • Gerald A. Brouwer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Mode changing means for accumulator conveyors
    • Patent number 4,441,607
    • Issue date Apr 10, 1984
    • Lear Siegler, Inc.
    • Clyde L. Bowman
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Tray destacker
    • Publication number 20020131856
    • Publication date Sep 19, 2002
    • Ricardo N. Schiesser
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL