Patents by Inventor Jo L. Williams

Jo L. Williams 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).

  • Filter system
    Patent number: 7171801
    Abstract: A filter system includes a plurality of filter sections, each of the plurality of filter sections receiving a portion of flow. Each filter section includes a first filter, a second filter, an absorbing material disposed between the first and second filter, and at least one dispersion mechanism disposed between the first and second filter. The at least one dispersion mechanism assists in providing a fluid to the filter system.
    Type: Grant
    Filed: June 24, 2004
    Date of Patent: February 6, 2007
    Assignee: Caterpillar Inc
    Inventors: Maarten Verkiel, Jo L. Williams, Eric Charles Fluga