Patents by Inventor Joanna Hwu

Joanna Hwu 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).

  • Pressed tablet
    Patent number: D619240
    Type: Grant
    Filed: January 29, 2009
    Date of Patent: July 6, 2010
    Assignee: Wm. Wrigley Jr. Company
    Inventors: Justin M. Swagler, James W. Ruedisueli, Joanna Hwu, William Moskaites