Patents by Inventor Huashan Yuan

Huashan Yuan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Locator
    Patent number: D989639
    Type: Grant
    Filed: January 8, 2022
    Date of Patent: June 20, 2023
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan
  • Pipe inspection camera
    Patent number: D1008048
    Type: Grant
    Filed: August 18, 2023
    Date of Patent: December 19, 2023
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan
  • Combined cord and reel
    Patent number: D1024971
    Type: Grant
    Filed: January 6, 2022
    Date of Patent: April 30, 2024
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan
  • Pipe inspection camera
    Patent number: D1033504
    Type: Grant
    Filed: March 19, 2024
    Date of Patent: July 2, 2024
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan
  • Pipe inspection camera
    Patent number: D1033507
    Type: Grant
    Filed: April 19, 2023
    Date of Patent: July 2, 2024
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan
  • Pipe inspection camera
    Patent number: D1034754
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: July 9, 2024
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan
  • Pipe inspection camera
    Patent number: D1037024
    Type: Grant
    Filed: December 29, 2023
    Date of Patent: July 30, 2024
    Inventors: Xiaoquan Chen, Huashan Yuan
  • Pipe inspection camera
    Patent number: D1055132
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: December 24, 2024
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan
  • Pipe inspection camera
    Patent number: D1067961
    Type: Grant
    Filed: July 25, 2024
    Date of Patent: March 25, 2025
    Assignee: Shenzhen Maotewang Electronic Technology Co., Ltd.
    Inventor: Huashan Yuan