Patents by Inventor Cheung Kwong

Cheung Kwong 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).

  • Real-time positioning internet protocol method and apparatus
    Patent number: 6806814
    Abstract: Internet nodes having global positioning receivers or the like are configured for communicating position information over the Internet, using an Internet protocol (IP). Preferably, information packets according to the protocol include some or all of a source identifier, a time stamp and/or an indicator of the type or format of the position information. Preferably, end-users may provide for encryption, passwords or other features for controlling the entities which can receive or use the position information.
    Type: Grant
    Filed: January 7, 2000
    Date of Patent: October 19, 2004
    Assignee: Cisco Technology, Inc.
    Inventors: Timothy James Iverson, Kai Cheung Kwong, Ken J. Ju, Pak Chiu Leung, Son Hoanh Phuoc Le
  • Drying nozzle
    Patent number: D440354
    Type: Grant
    Filed: November 23, 1999
    Date of Patent: April 10, 2001
    Inventor: Cheung Kwong
  • Hair coloring tool
    Patent number: D449167
    Type: Grant
    Filed: July 22, 1999
    Date of Patent: October 16, 2001
    Inventor: Cheung Kwong
  • Nozzle attachment
    Patent number: D453472
    Type: Grant
    Filed: January 7, 2000
    Date of Patent: February 12, 2002
    Inventor: Cheung Kwong
  • Brush
    Patent number: D456610
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: May 7, 2002
    Inventor: Cheung Kwong
  • Brush with hand grip
    Patent number: D456611
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: May 7, 2002
    Inventor: Cheung Kwong
  • Thermal hair roller
    Patent number: D457268
    Type: Grant
    Filed: January 4, 2001
    Date of Patent: May 14, 2002
    Inventor: Cheung Kwong
  • Folding brush
    Patent number: D471364
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: March 11, 2003
    Inventor: Cheung Kwong
  • Mannequin head and neck
    Patent number: D472274
    Type: Grant
    Filed: August 7, 2001
    Date of Patent: March 25, 2003
    Inventor: Cheung Kwong
  • Portable interactive gaming and computing device
    Patent number: D402708
    Type: Grant
    Filed: January 13, 1998
    Date of Patent: December 15, 1998
    Assignee: Hallgold Enterprises, Ltd.
    Inventor: Cheung Kwong Tai
  • Hair dryer nozzle
    Patent number: D426674
    Type: Grant
    Filed: July 6, 1999
    Date of Patent: June 13, 2000
    Inventor: Cheung Kwong
  • Diffuser for hair dryer
    Patent number: D433182
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: October 31, 2000
    Inventor: Cheung Kwong
  • Hair dryer attachment
    Patent number: D433183
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: October 31, 2000
    Inventor: Cheung Kwong