Patents by Inventor Yung-Fu Yu

Yung-Fu Yu 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).

  • Attachment mechanism for stroller tray accessory
    Patent number: 6368006
    Abstract: A baby stroller having a switchable handle, a tray accessory, and an attachment device for attaching the tray accessory to the handle.
    Type: Grant
    Filed: March 13, 2000
    Date of Patent: April 9, 2002
    Assignee: Link Treasure Limited
    Inventors: Cheng-Fan Yang, Yung-Fu Yu