Patents by Inventor Karl Koenigstein

Karl Koenigstein 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: D400139
    Type: Grant
    Filed: October 20, 1997
    Date of Patent: October 27, 1998
    Assignee: Michelin Recherche et Technique
    Inventors: Karl Koenigstein, William A. Downey
  • Tire
    Patent number: D954633
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: June 14, 2022
    Assignee: Compagnie Generale des Etablissements Michelin
    Inventors: Michele Loesch, Philip Blair Webb, Karl Koenigstein, Kyle Danner