Patents by Inventor Philip K. Pearson

Philip K. Pearson 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).

  • Rod end bearing for aircraft use
    Patent number: 5507580
    Abstract: The ball raceways on the inside surface of the outer ring of a rod end bearing to be used on aircraft is hardened by a nitriding process while at the same time leaving the remainder of the ring soft and ductile to resist fracture.
    Type: Grant
    Filed: December 16, 1994
    Date of Patent: April 16, 1996
    Assignee: The Torrington Company
    Inventors: Michael M. Dezzani, Philip K. Pearson