Patents by Inventor Jon A. Blanchette

Jon A. Blanchette 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).

  • Exhaust gas recirculation control assembly
    Patent number: 4364368
    Abstract: An exhaust gas recirculation valve pintle is secured on a hollow valve stem by a radially elastic retaining ring which allows the pintle to be withdrawn from the stem for removal of exhaust gas deposits.
    Type: Grant
    Filed: February 23, 1981
    Date of Patent: December 21, 1982
    Assignee: General Motors Corporation
    Inventor: Jon A. Blanchette