Patents by Inventor James Peter Spence

James Peter Spence 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).

  • Electrically powered air treatment device
    Patent number: D1023265
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: April 16, 2024
    Assignee: Reckitt & Colman (Overseas) Hygiene Home Limited
    Inventors: Eleanor Bainton, John Mouatt, Dafni Panagopoulou, Blake John Parkinson, David Sanders, James Peter Spence, Fengyang Wang, Christopher Brian Witty, Cheeyong Woon, Jin Wu, George Zhang