Patents by Inventor John Rolland Spencer

John Rolland Spencer 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).

  • Clamp ring design
    Patent number: 8850663
    Abstract: A clamp ring and process for manufacturing a clamp ring to effectively reduce, if not eliminate, waste scrap from the manufacturing process. The clamp ring and process for manufacturing the same, results in clamp ring having a seam formed by a metal joining technique such as welding, brazing, bolting, soldering, and clinching.
    Type: Grant
    Filed: September 8, 2010
    Date of Patent: October 7, 2014
    Assignee: Haldex Brake Corporation
    Inventor: John Rolland Spencer
  • Clamp Ring Design
    Publication number: 20120054990
    Abstract: A clamp ring and process for manufacturing a clamp ring to effectively reduce, if not eliminate, waste scrap from the manufacturing process. The clamp ring and process for manufacturing the same, results in clamp ring having a seam formed by a metal joining technique such as welding, brazing, bolting, soldering, and clinching.
    Type: Application
    Filed: September 8, 2010
    Publication date: March 8, 2012
    Inventor: John Rolland Spencer