Patents by Inventor Melville D. Hart, Jr.

Melville D. Hart, Jr. 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).

  • Self-powered lift
    Patent number: 4569094
    Abstract: A lift is disclosed which enables an invalid to move without the aid of another person, from a seated position to a standing, or new seated position. The unit supports the body such that minimal upper body strength is required, and body size is accommodated by simple adjustments of the lift arm length and height.
    Type: Grant
    Filed: October 24, 1983
    Date of Patent: February 11, 1986
    Inventors: Lawrence D. Hart, Melville D. Hart, Jr.