TREA

Douglas T. Wohlenhaus

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  • Hughesville, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for tube bender set-up
    • Patent number 8,534,110
    • Issue date Sep 17, 2013
    • GM Global Technology Operations LLC
    • Mike M. Ghiran
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for wiper die monitoring
    • Patent number 7,594,417
    • Issue date Sep 29, 2009
    • GM Global Technology Operations, Inc.
    • Mike M. Ghiran
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Quick change bend tooling bolster
    • Patent number 7,360,385
    • Issue date Apr 22, 2008
    • GM Global Technology Operations, Inc.
    • Douglas T. Wohlenhaus
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD AND APPARATUS FOR TUBE BENDER SET-UP
    • Publication number 20110174035
    • Publication date Jul 21, 2011
    • GM Global Technology Operations, Inc.
    • Mike M. Ghiran
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...