Richard Keller

Person

  • Deer Creek, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    No-bounce tailgate assembly

    • Patent number 5,249,843
    • Issue date Oct 5, 1993
    • LeRoy G. Hagenbuch
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    No-bounce tailgate assembly

    • Patent number 5,174,632
    • Issue date Dec 29, 1992
    • Philippi-Hagenbuch, Inc.
    • LeRoy G. Hagenbuch
    • B60 - VEHICLES IN GENERAL