Patents by Inventor Neil E Anderson

Neil E Anderson 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).

  • Planetary gearset with multi-layer coated sun gear
    Patent number: 6846261
    Abstract: A planetary gearset includes a sun gear member having a sun gear body made of a steel material and an outer periphery with a plurality of teeth formed thereon. Each of the sun gear teeth has at least one mating surface for engaging mating surfaces on complementary teeth on at least one planet gear. A fatigue-resistant coating is applied to the mating surfaces of the sun gear teeth. The coating is harder and more abrasive than the mating surfaces of the planet gear teeth.
    Type: Grant
    Filed: September 6, 2002
    Date of Patent: January 25, 2005
    Assignee: General Motors Corporation
    Inventors: Leonid Charles Lev, Yang-Tse Cheng, Neil E Anderson, Anita Miriam Weiner, Robert F. Paluch