Patents by Inventor David C. Baumgartner

David C. Baumgartner 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-compensating compositions and pads made therefrom
    Patent number: 5869164
    Abstract: A pressure compensating padding device comprising a flexible envelope and a deformable composition within said envelope, wherein said composition deforms in response to continuously applied pressure; but tends to maintain its shape and position in the absence of applied pressure; said composition comprising a fluid formed from a mixture of an oil and a thickener, wherein said composition maintains its fluid characteristic.
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: February 9, 1999
    Assignee: RIK Medical LLC
    Inventors: Lincoln P. Nickerson, David L. Howard, David C. Baumgartner, Richard R. Runkles, Jeremy M. Lemaire