Patents Assigned to SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
  • WiFi video doorbell
    Patent number: D894774
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: September 1, 2020
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • WIFI video doorbell
    Patent number: D895466
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: September 8, 2020
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Battery wifi doorbell
    Patent number: D900658
    Type: Grant
    Filed: February 9, 2019
    Date of Patent: November 3, 2020
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • WiFi video doorbell
    Patent number: D900659
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: November 3, 2020
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D910734
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: February 16, 2021
    Assignee: ShenZhen Longzhiyuan Technology CO., Ltd.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D918986
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: May 11, 2021
    Assignee: ShenZhen Longzhiyuan Technology CO., Ltd.
    Inventor: Mengchu Yu
  • Outdoor surveillance camera
    Patent number: D921735
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: June 8, 2021
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunting camera
    Patent number: D933733
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: October 19, 2021
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Baby monitor
    Patent number: D936722
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: November 23, 2021
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • WiFi video doorbell
    Patent number: D945299
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: March 8, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunting camera
    Patent number: D945511
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: March 8, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunting camera
    Patent number: D945512
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: March 8, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunting camera
    Patent number: D949223
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: April 19, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D956847
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: July 5, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D956848
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: July 5, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D956849
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: July 5, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D956850
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: July 5, 2022
    Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD.
    Inventor: Mengchu Yu
  • Hunting camera
    Patent number: D973746
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: December 27, 2022
    Assignee: Shenzhen Longzhiyuan Technology Co., Ltd.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D977549
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: February 7, 2023
    Assignee: Shenzhen Longzhiyuan Technology Co., Ltd.
    Inventor: Mengchu Yu
  • Hunt camera
    Patent number: D977550
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: February 7, 2023
    Assignee: Shenzhen Longzhiyuan Technology Co., Ltd.
    Inventor: Mengchu Yu