Patents by Inventor Weidong Sang

Weidong Sang 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).

  • Patent number: D1021167
    Type: Grant
    Filed: June 8, 2022
    Date of Patent: April 2, 2024
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1035939
    Type: Grant
    Filed: October 18, 2022
    Date of Patent: July 16, 2024
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1036719
    Type: Grant
    Filed: February 10, 2022
    Date of Patent: July 23, 2024
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1036728
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: July 23, 2024
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1040387
    Type: Grant
    Filed: June 8, 2022
    Date of Patent: August 27, 2024
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1058005
    Type: Grant
    Filed: February 10, 2022
    Date of Patent: January 14, 2025
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1064348
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: February 25, 2025
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1066761
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: March 11, 2025
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1066762
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: March 11, 2025
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang
  • Patent number: D1066765
    Type: Grant
    Filed: April 25, 2023
    Date of Patent: March 11, 2025
    Assignee: Changzhou T&D International Trading Co., Ltd.
    Inventor: Weidong Sang