Patents by Inventor Wong Chi Yip

Wong Chi Yip 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).

  • DISPENSER HAVING AUDIO FUNCTIONALITY
    Publication number: 20090321474
    Abstract: Systems and methods concerned with design advancements with respect to the dispenser technical art. Some of these design advancements have led to increased water shedding effectiveness, minimization of dispensing head size, and higher quality resonance from the dispenser.
    Type: Application
    Filed: June 27, 2008
    Publication date: December 31, 2009
    Applicant: PELLEGRENE FERRELL ASSOCIATES
    Inventors: Shean R. Ferrell, Eric J. Voltin, Joseph A. Pellegrene, Wong Chi Yip