Patents by Inventor Guang-Wu Du

Guang-Wu Du 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).

  • Braiding machine having self-propelled bobbin carriers
    Patent number: 4972756
    Abstract: A simple braiding machine readily adaptable to a variety of braiding tasks comprises self-propelled bobbin carriers guided by a track consisting of interchangeable units similar to the interchangeable track units of a toy train. Also disclosed is a simple yarn tensioner capable of maintaining constant tension in the braiding yarn and capable of taking up slack yarn.
    Type: Grant
    Filed: June 14, 1989
    Date of Patent: November 27, 1990
    Assignee: University of Delaware
    Inventors: Guang-Wu Du, Timothy D. Kostar