Patents by Inventor David Stephen Townsend

David Stephen Townsend 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).

  • Ball marking device
    Patent number: D1074897
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: May 13, 2025
    Assignee: Claparo Innovations Ltd
    Inventor: David Stephen Townsend