Patents by Inventor Sean Patrick Hughes

Sean Patrick Hughes 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).

  • Portable reading lamp
    Patent number: D582590
    Type: Grant
    Filed: March 4, 2008
    Date of Patent: December 9, 2008
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Wei Ding, Song Liang, Wen Gu, Guanjun Yang, Bo Liu, Xuan Zhu, Vincent Mathieu Vaucelle, Sean Patrick Hughes, Hendrikus Albertus Adrianus Maria de Ruijter, Cornelis Reinder Ronda
  • Vacuum cleaner
    Patent number: D391700
    Type: Grant
    Filed: December 23, 1996
    Date of Patent: March 3, 1998
    Assignee: U.S. Philips Corporation
    Inventor: Sean Patrick Hughes
  • Toaster
    Patent number: D424861
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: May 16, 2000
    Assignee: U.S. Philips Corporation
    Inventor: Sean Patrick Hughes
  • Toaster
    Patent number: D425358
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: May 23, 2000
    Assignee: U.S. Philips Corporation
    Inventor: Sean Patrick Hughes
  • Toaster
    Patent number: D428759
    Type: Grant
    Filed: July 23, 1999
    Date of Patent: August 1, 2000
    Assignee: U.S. Philips Corporations
    Inventor: Sean Patrick Hughes
  • Sandwich-holder
    Patent number: D428765
    Type: Grant
    Filed: July 23, 1999
    Date of Patent: August 1, 2000
    Assignee: U.S. Philips Corporation
    Inventor: Sean Patrick Hughes