Patents Assigned to Cham Battery Technology Co., Ltd.
  • Battery case for phone
    Patent number: D643807
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: August 23, 2011
    Assignee: Cham Battery Technology Co., Ltd.
    Inventor: Dengguo Jiang
  • Spare battery for cell phone
    Patent number: D648270
    Type: Grant
    Filed: March 16, 2011
    Date of Patent: November 8, 2011
    Assignee: Cham Battery Technology Co., Ltd.
    Inventor: Dengguo Jiang