Patents Assigned to Shen Zhen Shi Fu Ying Xing Electronics Co., Ltd
  • Video doorbell
    Patent number: D793268
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: August 1, 2017
    Assignee: Shen Zhen Shi Fu Ying Xing Electronics Co., Ltd
    Inventor: Binglei Ye