Patents by Inventor Ernest Muchenberger

Ernest Muchenberger 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).

  • Densitymeter
    Patent number: D264444
    Type: Grant
    Filed: February 28, 1980
    Date of Patent: May 18, 1982
    Assignee: GRETAG Aktiengesellschaft
    Inventors: Ernest Muchenberger, Walter Eichenberger
  • Postage meter
    Patent number: D380770
    Type: Grant
    Filed: September 6, 1995
    Date of Patent: July 8, 1997
    Assignee: Ascom Hasler Mailing Systems, AG
    Inventors: Ernest Muchenberger, Christian Gillieron, Kurt Nast