Patents by Inventor Jens Plewa

Jens Plewa 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).

  • Housing for a retractable animal leash
    Patent number: D439302
    Type: Grant
    Filed: April 13, 2000
    Date of Patent: March 20, 2001
    Assignee: Flexi-Bogdahn Technik GmbH & Co. KG
    Inventor: Jens Plewa
  • Hose coupling element
    Patent number: D441849
    Type: Grant
    Filed: July 18, 2000
    Date of Patent: May 8, 2001
    Assignee: Gossler Fluidtec GmbH
    Inventor: Jens Plewa vom Berg
  • Retractable animal leash
    Patent number: D519246
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: April 18, 2006
    Assignee: Flexi-Bogdahn Technik GmbH & Co. KG
    Inventor: Jens Plewa
  • Retractable animal leash
    Patent number: D573314
    Type: Grant
    Filed: April 17, 2007
    Date of Patent: July 15, 2008
    Assignee: Flexi-Bogdahn Technik GmbH & Co. KG
    Inventor: Jens Plewa
  • Building control system
    Patent number: D578029
    Type: Grant
    Filed: October 12, 2006
    Date of Patent: October 7, 2008
    Assignee: TCI Gesellschaft für technische Informatik mbH
    Inventor: Jens Plewa
  • Housing for a retractable animal leash
    Patent number: D392429
    Type: Grant
    Filed: July 31, 1995
    Date of Patent: March 17, 1998
    Assignee: Bogdahn-Technik GmbH
    Inventors: Jens Plewa, Hartmut Esslinger