Patents by Inventor James W. Volker

James W. Volker 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).

  • Crankcase vent apparatus and method
    Patent number: 4179246
    Abstract: A crankcase vent apparatus comprises a stack having a lower end adapted for connection to a crankcase vent and an upper end having a filter therein and presenting an irregular opening to an air flow across the stack.
    Type: Grant
    Filed: January 24, 1978
    Date of Patent: December 18, 1979
    Assignee: The Scott & Fetzer Company
    Inventor: James W. Volker