Patents by Inventor Chang-Fan Chen

Chang-Fan Chen 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).

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    Patent number: D496895
    Type: Grant
    Filed: December 15, 2003
    Date of Patent: October 5, 2004
    Assignee: Team Plus Corporation
    Inventor: Chang-Fan Chen
  • Handset
    Patent number: D618217
    Type: Grant
    Filed: December 19, 2009
    Date of Patent: June 22, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Daniel K. Harden, Christopher L. Whittall, Ariel D. Turgel, Chang Fan Chen, Jaime F. Guerrero
  • Handset
    Patent number: D627328
    Type: Grant
    Filed: December 19, 2009
    Date of Patent: November 16, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Daniel K. Harden, Christopher L. Whittall, Chang Fan Chen, Andrew R. Church, Jaime F. Guerrero
  • Handset
    Patent number: D633893
    Type: Grant
    Filed: June 5, 2010
    Date of Patent: March 8, 2011
    Assignee: Cisco Technology, Inc.
    Inventors: Daniel K. Harden, Christopher L. Whittall, Chang Fan Chen, Andrew R. Church, Jaime F. Guerrero
  • Handset
    Patent number: D634726
    Type: Grant
    Filed: June 5, 2010
    Date of Patent: March 22, 2011
    Assignee: Cisco Technology, Inc.
    Inventors: Daniel K. Harden, Christopher L. Whittall, Chang Fan Chen, Andrew R. Church, Jaime F. Guerrero
  • Handset
    Patent number: D644630
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: September 6, 2011
    Assignee: Cisco Technology, Inc.
    Inventors: Daniel K. Harden, Christopher L. Whittall, Ariel D. Turgel, Chang Fan Chen, Jaime F. Guerrero
  • Handset
    Patent number: D660825
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: May 29, 2012
    Assignee: Cisco Technology, Inc.
    Inventors: Daniel K. Harden, Christopher L. Whittall, Ariel D. Turgel, Chang Fan Chen, Jaime F. Guerrero