TREA

Jeffery S. Held

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Raised pavement marker
    • Patent number 6,062,766
    • Issue date May 16, 2000
    • Quixote Corporation
    • Michael T. Fleury
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Pavement marker
    • Patent number 6,050,742
    • Issue date Apr 18, 2000
    • Energy Absorption Systems, Inc.
    • Jeffery S. Held
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES