Patents by Inventor David Oliver Williams

David Oliver Williams 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 styling and hair care apparatus
    Patent number: D1018975
    Type: Grant
    Filed: September 1, 2021
    Date of Patent: March 19, 2024
    Assignee: Dyson Technology Limited
    Inventors: Emily Mary Menzies, James Robert Alexander Fisher, Wee Guan Tan, Nicklaus Yu, David Oliver Williams, Phey Hong Soh, Stephen Benjamin Courtney