Patents by Inventor Desmond Knowles

Desmond Knowles 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).

  • Method and apparatus for treating crankcase emissions
    Patent number: 6729316
    Abstract: There is described an improved method for treating crankcase emissions from an internal combustion engine, comprising the steps of directing the emissions from the crankcase to an emissions separator, subjecting the emissions in the separator to a series of cleansing operations for removal of contaminants, directing the flow of cleansed emissions through a one way check valve back to the engine for combustion and collecting the separated contaminants for disposal.
    Type: Grant
    Filed: October 12, 2002
    Date of Patent: May 4, 2004
    Assignee: Vortex Automotive Corporation
    Inventor: Desmond Knowles
  • METHOD AND APPARATUS FOR TREATING CRANKCASE EMISSIONS
    Publication number: 20040069286
    Abstract: There is described an improved method for treating crankcase emissions from an internal combustion engine, comprising the steps of directing the emissions from the crankcase to an emissions separator, subjecting the emissions in the separator to a series of cleansing operations for removal of contaminants, directing the flow of cleansed emissions through a one way check valve back to the engine for combustion and collecting the separated contaminants for disposal.
    Type: Application
    Filed: October 12, 2002
    Publication date: April 15, 2004
    Inventor: Desmond Knowles
  • Method and apparatus for treating crankcase emissions
    Patent number: 6058917
    Abstract: There is described an improved method for treating crankcase emissions from an internal combustion engine, comprising the steps of directing the emissions from the crankcase to an emissions separator, subjecting the emissions in the separator to a series of cleansing operations for removal of contaminants, directing the flow of cleansed emissions through a one way check valve back to the engine for combustion and collecting the separated contaminants for disposal.
    Type: Grant
    Filed: January 14, 1999
    Date of Patent: May 9, 2000
    Assignee: Vortex Automotive Corporation
    Inventor: Desmond Knowles