Patents by Inventor Charles S. Lightbody

Charles S. Lightbody 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).

  • Pneumatic knee pad
    Patent number: 3965486
    Abstract: A pneumatic knee pad which includes a main hollow inflatable flexible body portion divided into a first and a second chamber. Each of said chambers has mounted thereon and communicating internally therewith a multiplicity of flexible spaced hollow fingers disposed at right angles to the main body portion together with buckle-equipped straps connected to the main body portion for connecting the pad to a knee of a user.
    Type: Grant
    Filed: February 5, 1975
    Date of Patent: June 29, 1976
    Inventor: Charles S. Lightbody