Patents by Inventor Peter A. Ehrl

Peter A. Ehrl 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).

  • Jaw implant having an aperture to receive a replacement-tooth holder
    Patent number: 4613308
    Abstract: A jaw implant shaped and proportioned to provide firm seating and sufficiently great resistance to tractive forces. The implant has a bore for receiving a tooth holder and has at its apical end a spherical segment. The implant has truncoconical portions and an approximately cylindrical portion provided for embedding in the cortical bone tissue. The truncoconical portions and the approximately cylindrical portion have approximately elliptical cross sections.
    Type: Grant
    Filed: May 28, 1985
    Date of Patent: September 23, 1986
    Assignee: Feldmuhle Aktiengesellschaft
    Inventor: Peter A. Ehrl