Patents by Inventor Inese Ljunggren

Inese Ljunggren 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).

  • Robot vacuum cleaner
    Patent number: D524495
    Type: Grant
    Filed: March 12, 2004
    Date of Patent: July 4, 2006
    Assignee: Aktiebolaget Electrolux
    Inventor: Inese Ljunggren
  • Robot vacuum cleaner
    Patent number: D602215
    Type: Grant
    Filed: November 4, 2002
    Date of Patent: October 13, 2009
    Assignee: Akiebolaget Electrolux
    Inventor: Inese Ljunggren
  • Vacuum cleaner
    Patent number: D375592
    Type: Grant
    Filed: August 29, 1995
    Date of Patent: November 12, 1996
    Assignee: Aktiebolaget Electrolux
    Inventor: Inese Ljunggren
  • Armrest with a side stick control for construction vehicles and trucks
    Patent number: D377476
    Type: Grant
    Filed: October 10, 1995
    Date of Patent: January 21, 1997
    Assignee: Volvo Wheel Loaders AB
    Inventors: Inese Ljunggren, Jonny Lindblom, Johnny Johansson, HaKan Pettersson