Patents Assigned to Combotronic Limited
  • Power adapter
    Patent number: D547266
    Type: Grant
    Filed: October 6, 2005
    Date of Patent: July 24, 2007
    Assignee: Combotronic Limited
    Inventor: Michael Pong Kei Wong
  • Voltage adapter
    Patent number: D553078
    Type: Grant
    Filed: May 26, 2006
    Date of Patent: October 16, 2007
    Assignee: Combotronic Limited
    Inventor: Kam Wah So
  • Power adapter/charger
    Patent number: D575227
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: August 19, 2008
    Assignee: Combotronic Limited
    Inventor: Kam Wah So
  • DC booster
    Patent number: D575228
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: August 19, 2008
    Assignee: Combotronic Limited
    Inventor: Kam Wah So