Patents by Inventor Nils G. Bergstrom

Nils G. Bergstrom 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).

  • Penile clamp
    Patent number: D299168
    Type: Grant
    Filed: September 5, 1985
    Date of Patent: December 27, 1988
    Assignee: Astra Lakemedel Aktiebolag
    Inventors: Nils G. Bergstrom, Kenneth Andersson
  • Depth gauge for use in oral implantology
    Patent number: D372094
    Type: Grant
    Filed: April 28, 1993
    Date of Patent: July 23, 1996
    Assignee: Astra Aktiebolag
    Inventors: Nils G. Bergstrom, Leif Broberg, Anders Holmen