Patents by Inventor James P. Doering

James P. Doering 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).

  • Socket casting with a cast-in ball and method of casting
    Patent number: 4539246
    Abstract: A method of forming a socket with a cast-in spherical ball having a central opening formed therethrough. The method includes preparation of a core assembly to incorporate the ball such that a portion of the circumference of the ball surface defines a portion of the casting cavity forming a race surface for the ball.
    Type: Grant
    Filed: March 23, 1984
    Date of Patent: September 3, 1985
    Assignee: Deere & Company
    Inventors: Donald K. Landphair, James P. Doering