Patents by Inventor Yongsi Bi

Yongsi Bi 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).

  • Solid state lighting spot
    Patent number: D584838
    Type: Grant
    Filed: May 22, 2008
    Date of Patent: January 13, 2009
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Ernest Kin Man To, Yongsi Bi
  • Solid state lighting spot
    Patent number: D610271
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: February 16, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Yongsi Bi
  • Solid state lighting spot
    Patent number: D610722
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: February 23, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Yongsi Bi
  • Solid state lighting spot
    Patent number: D627085
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: November 9, 2010
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Xiaoqing Duan, Yongsi Bi, Timothy Rider
  • Solid state lighting spot
    Patent number: D634033
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: March 8, 2011
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Jin-Young Song, Yongsi Bi