Patents by Inventor Ruishi Yang

Ruishi Yang 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).

  • Wireless doorbell receiver
    Patent number: D768014
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: October 4, 2016
    Assignee: 1ByOne Products Inc.
    Inventor: Ruishi Yang
  • Wireless doorbell push button
    Patent number: D768015
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: October 4, 2016
    Assignee: 1ByOne Products Inc.
    Inventor: Ruishi Yang