Patents by Inventor Wilbur R. Kibbey

Wilbur R. Kibbey 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).

  • Spark plug
    Patent number: 6344707
    Abstract: A high efficiency spark plug includes a ground electrode having formed of a wire having a circular cross section. The ground electrode has a pair of stanchions and a loop extending over the center electrode of the spark plug. The loop has a center circular portion and a pair of curved portions which form a gap between the two sides of the loop generally equal to the diameter of the wire.
    Type: Grant
    Filed: November 8, 1999
    Date of Patent: February 5, 2002
    Assignee: Flashpoint, Inc.
    Inventor: Wilbur R. Kibbey
  • Spark plug with a looped ground electrode concentrically disposed to a center electrode
    Patent number: 5982079
    Abstract: A high efficiency spark plug includes a ground electrode having formed of a wire having a circular cross section. The ground electrode has a pair of stanchions and a loop extending over the center electrode of the spark plug. The loop has a center circular portion and a pair of curved portions which form a gap between the two sides of the loop generally equal to the diameter of the wire.
    Type: Grant
    Filed: December 27, 1996
    Date of Patent: November 9, 1999
    Inventor: Wilbur R. Kibbey