Patents by Inventor Yunlong Hua

Yunlong Hua 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).

  • Hair extension
    Patent number: D841254
    Type: Grant
    Filed: April 23, 2017
    Date of Patent: February 19, 2019
    Assignee: Xuchang Longqi Electronic Commerce Co., Ltd.
    Inventor: Yunlong Hua
  • Hair extension
    Patent number: D841891
    Type: Grant
    Filed: April 23, 2017
    Date of Patent: February 26, 2019
    Assignee: Xuchang Longqi Electronic Commerce Co., Ltd.
    Inventor: Yunlong Hua
  • Hair extension
    Patent number: D843661
    Type: Grant
    Filed: April 23, 2017
    Date of Patent: March 19, 2019
    Assignee: Xuchang Longqi Electronic Commerce Co., Ltd.
    Inventor: Yunlong Hua
  • Hair extension
    Patent number: D844248
    Type: Grant
    Filed: April 23, 2017
    Date of Patent: March 26, 2019
    Assignee: Xuchang Longqi Electronic Commerce Co., Ltd.
    Inventor: Yunlong Hua
  • Hair extension
    Patent number: D844249
    Type: Grant
    Filed: April 23, 2017
    Date of Patent: March 26, 2019
    Assignee: Xuchang Longqi Electronic Commerce Co., Ltd.
    Inventor: Yunlong Hua
  • Hair extension
    Patent number: D844250
    Type: Grant
    Filed: April 23, 2017
    Date of Patent: March 26, 2019
    Assignee: Xuchang Longqi Electronic Commerce Co., Ltd.
    Inventor: Yunlong Hua
  • Hair net
    Patent number: D1015644
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: February 20, 2024
    Assignee: XUCHANG LONGQI ELECTRONIC COMMERCE CO., LTD.
    Inventor: Yunlong Hua
  • Base cap for a wig
    Patent number: D1064511
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: March 4, 2025
    Assignee: Xuchang Longqi Electronic Commerce Co., Ltd.
    Inventor: Yunlong Hua