Patents by Inventor Wai Chung David Lee

Wai Chung David Lee 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).

  • Headphone
    Patent number: D544464
    Type: Grant
    Filed: June 19, 2006
    Date of Patent: June 12, 2007
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Blister pack
    Patent number: D480638
    Type: Grant
    Filed: March 26, 2003
    Date of Patent: October 14, 2003
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Blister pack
    Patent number: D480964
    Type: Grant
    Filed: March 26, 2003
    Date of Patent: October 21, 2003
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D607870
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 12, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D607871
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 12, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D607872
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 12, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D607873
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 12, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D607898
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: January 12, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • AV receiver
    Patent number: D623612
    Type: Grant
    Filed: October 13, 2009
    Date of Patent: September 14, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629011
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 14, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629012
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 14, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629384
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 21, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629385
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 21, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629386
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 21, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629387
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 21, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629787
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 28, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Digital audio player
    Patent number: D629788
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: December 28, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Clock radio
    Patent number: D658152
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: April 24, 2012
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Speaker
    Patent number: D672750
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: December 18, 2012
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee
  • Micro audio system
    Patent number: D675594
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: February 5, 2013
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Wai Chung David Lee