Patents by Inventor David J. Panaia

David J. Panaia 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).

  • Pressure control wheel chair seat
    Patent number: 4493488
    Abstract: A wheel chair seat comprised of a one piece rigid configuration that offers stable support allowing controlled height seating and having a special cushion comprised of varying density foam sections that assist the user therapeutically in preventing ulcerated areas on the buttocks. Apparatus is provided for pivoting the support with the cushion attached thereto as the wheel chair is folded.
    Type: Grant
    Filed: February 16, 1982
    Date of Patent: January 15, 1985
    Inventors: David J. Panaia, Walter C. Lovell