Patents by Inventor Thomas C. Knowles

Thomas C. 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).

  • Blending air apparatus
    Publication number: 20040046038
    Abstract: An air blending apparatus having a housing with at least two air inlet chambers having air flow proportioning means controlling the intake flow of separate return and fresh air streams, an air blending chamber receiving the air streams and being constructed and arranged for intimately intermixing and blending these air streams, and air moving means for distributing the blended air through an air handler system to an enclosed building space.
    Type: Application
    Filed: June 13, 2003
    Publication date: March 11, 2004
    Inventor: Thomas C. Knowles