Patents by Inventor John F. Lenze

John F. Lenze 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).

  • Suction socket for artificial limb
    Patent number: 5376131
    Abstract: A stump-receiving socket for an artificial limb has an elastic diaphragm that sealingly engages a patient's stump when the stump is fully received in the socket.
    Type: Grant
    Filed: July 1, 1993
    Date of Patent: December 27, 1994
    Assignee: Manhasset Orthotics and Prosthetics, Ltd.
    Inventors: John F. Lenze, John Del Rossi
  • Prosthesis with adjustable fitting clearance
    Patent number: 5226918
    Abstract: A prosthesis for attachment with an adjustable fitting clearance to an amputation stump in which optionally, the fit therebetween can be diminished by connectors threadably engaged with each other one thread at a time, or the fit totally released by correspondingly releasing the threaded engagment of the connectors.
    Type: Grant
    Filed: July 13, 1992
    Date of Patent: July 13, 1993
    Inventors: Howard Silagy, John F. Lenze