Patents by Inventor Earl M. Sieggen

Earl M. Sieggen 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).

  • Adjustable phone handset shoulder support
    Patent number: 5008932
    Abstract: Improvement in telephone handset supports or, more specifically, shoulder supports for telephone handsets; such a support versatilely adjustable for users of different physical conformations, particularly with respect to the configuration of the user's head and shoulders; a device readily, simply and dependably changeable by the user to permit either left or right shoulder use, the versatility of adjustment with respect to size and configuration of the user's head and shoulders remaining the same with respect to each shoulder; a new, different and versatile connecting piece adjustably connecting and fixable with respect to the telephone handset on one end and a shoulder pad for the user on the other.
    Type: Grant
    Filed: February 3, 1989
    Date of Patent: April 16, 1991
    Inventor: Earl M. Sieggen
  • Aquarium with provision for cascading waterfall
    Patent number: D526747
    Type: Grant
    Filed: September 6, 2002
    Date of Patent: August 15, 2006
    Assignee: Koller Enterprises, Inc.
    Inventors: John Thomsen, Earl M. Sieggen