Patents by Inventor William Urbano Villamizar

William Urbano Villamizar has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Tire tread
    Patent number: D381606
    Type: Grant
    Filed: April 5, 1996
    Date of Patent: July 29, 1997
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Maurice Graas, Michel Alfred Marie Oscar Breny, William Urbano Villamizar, Hermanus Joannes Andries Vereecken
  • Tire tread
    Patent number: D384312
    Type: Grant
    Filed: June 14, 1996
    Date of Patent: September 30, 1997
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Kenneth Jenner Powell, William Urbano Villamizar
  • Tire tread
    Patent number: D386132
    Type: Grant
    Filed: February 12, 1996
    Date of Patent: November 11, 1997
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: William Urbano Villamizar, Michel Alfred Marie Oscar Breny, Hermanus Joannes Andries Vereecken, Maurice Graas
  • Tire tread
    Patent number: D388373
    Type: Grant
    Filed: February 20, 1996
    Date of Patent: December 30, 1997
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Michel Alfred Marie Oscar Breny, William Urbano Villamizar
  • Tire tread
    Patent number: D390817
    Type: Grant
    Filed: May 28, 1996
    Date of Patent: February 17, 1998
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Maurice Graas, William Urbano Villamizar