Patents by Inventor Shuyun Man

Shuyun Man 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).

  • Adjustable wheelchair back, latching mechanism therefor, and related devices
    Patent number: 6095612
    Abstract: A wheelchair seat back having width adjustable wings, a mechanism to permit forward and backward angular adjustment of the wheelchair seat back, a clamping assembly for mounting the wheelchair seat back to wheelchair uprights, and a width adjustable cushion for a width adjustable wheelchair seat back.
    Type: Grant
    Filed: November 8, 1997
    Date of Patent: August 1, 2000
    Assignee: TekSource, LC
    Inventor: Shuyun Man