William B. Hoff

Person

  • Rockford, IL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Orifice filter

    • Patent number 5,766,469
    • Issue date Jun 16, 1998
    • Filtertek, Inc.
    • Andrew J. Boast
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL