Patents by Inventor Robert L. Nolff

Robert L. Nolff 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).

  • ALTERNATIVE FUEL ZERO PRESSURE REGULATOR
    Publication number: 20200356122
    Abstract: A system for controlling a gas fuel flow in a fuel delivery system includes an on-demand pressure regulator. The pressure regulator includes an internal diaphragm configured to provide the gas fuel flow from an outlet port of the pressure regulator within a desired pressure range and a cut-off valve selectively blocking the gas fuel flow through the pressure regulator.
    Type: Application
    Filed: July 20, 2019
    Publication date: November 12, 2020
    Applicant: Century Fuel Products, LLC
    Inventors: Gregory L. Nolff, Roger Larry Simons, Robert L. Nolff
  • Bracket for supporting low pressure gas carburetor and components
    Patent number: 4519347
    Abstract: A bracket for mounting a carburetor, a low pressure gas converter, and a fuel filter on an engine. The bracket has a flange fastened in a sandwiched position between the carburetor and the intake manifold.
    Type: Grant
    Filed: August 9, 1983
    Date of Patent: May 28, 1985
    Assignee: Propane Carburetion Company, Inc.
    Inventor: Robert L. Nolff
  • Bracket for supporting a low pressure gas converter
    Patent number: D273297
    Type: Grant
    Filed: January 4, 1982
    Date of Patent: April 3, 1984
    Assignee: Propane Carburetion Company, Inc.
    Inventor: Robert L. Nolff