Patents by Inventor Roy C. Thomas

Roy C. Thomas 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).

  • Adjustable air mattress sleeping bag
    Patent number: 5553339
    Abstract: A sleeping bag for supporting and insulating an individual during sleep. The inventive device includes a sleeping bag having a pneumatic support assembly for supporting the sleeping bag in a spaced relationship relative to a ground surface. The pneumatic support assembly includes a plurality of elongated flexible air tubes which can be individually pressurized to a desired pneumatic pressure to support the sleeping bag at a desired height and firmness.
    Type: Grant
    Filed: February 24, 1995
    Date of Patent: September 10, 1996
    Inventor: Roy C. Thomas