Patents by Inventor Sin Kwan Chan

Sin Kwan Chan 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).

  • Phone case
    Patent number: D866545
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: November 12, 2019
    Assignee: FOREVER HOLDINGS, INC.
    Inventors: Shung Loh, Ho Yin Lee, Ping Hay Heun, Kak Yee Lee, Sin Kwan Chan
  • Lighting device
    Patent number: D935078
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: November 2, 2021
    Assignee: Energizer Brands, LLC
    Inventors: Sin Kwan Chan, Wai Hung Liu, Michael Jerome, H. Y. Lam