Patents by Inventor Ian S. Williams

Ian S. 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).

  • Multi-component internal mix spray applicator
    Patent number: 6991180
    Abstract: A spray applicator for dispensing a multiple component reactant mixture and for also dispensing purge materials. The applicator has a valve plate with a plurality of valve seats for cylindrical valve elements that are arcuately shifted by a control air circuit.
    Type: Grant
    Filed: October 1, 2004
    Date of Patent: January 31, 2006
    Assignee: Lear Corporation
    Inventors: Joseph T. Donatti, Kenneth W. Shaner, Andrew P. Mellentine, Ian S. Williams