TREA

Brian G. Pfeifer

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  • Lincoln, NE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Energy-absorption system
    • Patent number 7,111,827
    • Issue date Sep 26, 2006
    • Kothmann Enterprises, Inc.
    • Dean L. Sicking
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Guardrail terminal
    • Patent number 6,505,820
    • Issue date Jan 14, 2003
    • Kothmann Enterprises, Inc.
    • Dean L. Sicking
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Guardrail system
    • Patent number 6,416,041
    • Issue date Jul 9, 2002
    • The Board of Regents of the University of Nebraska
    • Dean Leo Sicking
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Guardrail system
    • Patent number 6,260,827
    • Issue date Jul 17, 2001
    • The Board of Regents of the University of Nebraska
    • Dean Leo Sicking
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Guardrail cutting terminal
    • Patent number 6,022,003
    • Issue date Feb 8, 2000
    • The Board of Regents of the University of Nebraska
    • Dean L. Sicking
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    Energy - absorption system
    • Publication number 20030025112
    • Publication date Feb 6, 2003
    • Kothmann Enterprises, Inc.
    • Dean L. Sicking
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    GUARDRAIL CUTTING TERMINAL
    • Publication number 20010013596
    • Publication date Aug 16, 2001
    • DEAN L. SICKING
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES