Patents by Inventor Chuang-Yuan Lee

Chuang-Yuan Lee 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).

  • Self-focusing acoustic transducer with fresnel lens
    Patent number: 7719170
    Abstract: Techniques, apparatus and systems that use an acoustic transducer with a Fresnel lens to focus an acoustic wave for various applications, including acoustic droplet ejectors.
    Type: Grant
    Filed: January 11, 2008
    Date of Patent: May 18, 2010
    Assignee: University of Southern California
    Inventors: Eun Sok Kim, Hongyu Yu, Chuang-Yuan Lee