Patents by Inventor Mark Barnholt

Mark Barnholt 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).

  • Pinion shaft for differential assembly
    Patent number: 6527663
    Abstract: A novel arrangement of a pinion shaft for a differential assembly having a substantially H-shaped cross-section with added oiling radii. The H-shaped pinion shaft provides substantially reduced weight of the differential pinion shaft, increases a strength-to-weight ratio, and improves lubrication.
    Type: Grant
    Filed: June 1, 2001
    Date of Patent: March 4, 2003
    Assignee: Spicer Technology, Inc.
    Inventors: Patrick Ballinger, Mark Barnholt, Ben Passino
  • PINION SHAFT FOR DIFFERENTIAL ASSEMBLY
    Publication number: 20020183157
    Abstract: A novel arrangement of a pinion shaft for a differential assembly having a substantially H-shaped cross-section with added oiling radii. The H-shaped pinion shaft provides substantially reduced weight of the differential pinion shaft, increases a strength-to-weight ratio, and improves lubrication.
    Type: Application
    Filed: June 1, 2001
    Publication date: December 5, 2002
    Inventors: Patrick Ballinger, Mark Barnholt, Ben Passino