Patents Assigned to Everwell Instruments Limited
  • Watch winding machine
    Patent number: D520540
    Type: Grant
    Filed: July 14, 2004
    Date of Patent: May 9, 2006
    Assignee: Everwell Instruments Limited
    Inventor: Tze Sing Siu
  • Watch winding machine
    Patent number: D455449
    Type: Grant
    Filed: March 9, 2001
    Date of Patent: April 9, 2002
    Assignee: Everwell Instruments Limited
    Inventor: Tze Sing Siu
  • Watch winder rack
    Patent number: D534742
    Type: Grant
    Filed: June 30, 2004
    Date of Patent: January 9, 2007
    Assignee: Everwell Instruments Limited
    Inventor: Tze Sing Siu
  • Watch winding machine
    Patent number: D474216
    Type: Grant
    Filed: June 10, 2002
    Date of Patent: May 6, 2003
    Assignee: Everwell Instruments Limited
    Inventor: Tze Sing Siu
  • Watch winding machine
    Patent number: D492952
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: July 13, 2004
    Assignee: Everwell Instruments Limited
    Inventor: Tze Sing Siu