Patents Assigned to Masterwise International Limited
  • Flashlight with clock
    Patent number: D442869
    Type: Grant
    Filed: October 25, 1999
    Date of Patent: May 29, 2001
    Assignee: Masterwise International Limited
    Inventor: Vincent C. K. Leung
  • Keychain with light
    Patent number: D449437
    Type: Grant
    Filed: March 23, 2000
    Date of Patent: October 23, 2001
    Assignee: Masterwise International Limited
    Inventor: Vincent Leung
  • Light bulb
    Patent number: D532533
    Type: Grant
    Filed: December 8, 2005
    Date of Patent: November 21, 2006
    Assignee: Masterwise International Limited
    Inventor: Vincent C. K. Leung
  • Base for fluorescent lamp
    Patent number: D539446
    Type: Grant
    Filed: April 12, 2006
    Date of Patent: March 27, 2007
    Assignee: Masterwise International Limited
    Inventor: James C. P. Leung
  • Base for fluorescent lamp
    Patent number: D539447
    Type: Grant
    Filed: April 12, 2006
    Date of Patent: March 27, 2007
    Assignee: Masterwise International Limited
    Inventor: James C. P. Leung
  • LED flashlight lantern
    Patent number: D543298
    Type: Grant
    Filed: August 2, 2006
    Date of Patent: May 22, 2007
    Assignee: Masterwise International Limited
    Inventor: James C. P. Leung
  • Combined flashlight and lantern
    Patent number: D553272
    Type: Grant
    Filed: August 17, 2006
    Date of Patent: October 16, 2007
    Assignee: Masterwise International Limited
    Inventor: James C. P. Leung
  • Flashlight
    Patent number: D569538
    Type: Grant
    Filed: October 9, 2007
    Date of Patent: May 20, 2008
    Assignee: Masterwise International Limited
    Inventor: James C. P. Leung
  • Decorative lamp with alarm clock and radio amplifier
    Patent number: D596775
    Type: Grant
    Filed: January 2, 2008
    Date of Patent: July 21, 2009
    Assignee: Masterwise International Limited
    Inventor: Yuk-ling Chan
  • Fluorescent lantern
    Patent number: D424222
    Type: Grant
    Filed: October 29, 1999
    Date of Patent: May 2, 2000
    Assignee: Masterwise International Limited
    Inventor: Vincent C. K. Leung