Patents by Inventor Richard Shaff

Richard Shaff 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).

  • Diesel particulate filter system for auxiliary power units
    Patent number: 7849680
    Abstract: A system for reducing the emissions produced by an engine affixed to a body during operation and reducing noise and vibration. The present invention is particularly related to a small form factor active/passive Diesel Particulate Filter system having an exhaust backpressure sensor, a heating element, a Diesel Oxidation Catalyst, a power relay switch, a filter and an electronic control unit for controlling the heating element based on backpressure detected by the sensor.
    Type: Grant
    Filed: January 16, 2009
    Date of Patent: December 14, 2010
    Assignee: Go Green APU LLC
    Inventors: Richard Shaff, Raymond English, Edward Patrick Picton
  • HYDRAULIC PUMP ADAPTATION FOR AN AUXILIARY POWER UNIT
    Publication number: 20090263259
    Abstract: The present invention is generally related to providing auxiliary power to long-haul trucks and similar types of transportation vehicles, and more particularly related to an easily installed and maintained auxiliary power unit that provides operational levels of electrical power and HVAC services while simultaneously driving a hydraulic system through an incorporated hydraulic pump assembly.
    Type: Application
    Filed: June 30, 2009
    Publication date: October 22, 2009
    Applicant: BLACK ROCK SYSTEMS LLC
    Inventors: Edward Patrick Picton, Raymond English, Richard Shaff
  • Diesel particulate filter system for auxiliary power units
    Publication number: 20090136387
    Abstract: A system for reducing the emissions produced by an engine affixed to a body during operation and reducing noise and vibration. The present invention is particularly related to a small form factor active/passive Diesel Particulate Filter system having an exhaust backpressure sensor, a heating element, a Diesel Oxidation Catalyst, a power relay switch, a filter and an electronic control unit for controlling the heating element based on backpressure detected by the sensor.
    Type: Application
    Filed: January 16, 2009
    Publication date: May 28, 2009
    Inventors: Edward Patrick Picton, Raymond English, Richard Shaff