Patents by Inventor Tangshun Wu, Jr.

Tangshun Wu, Jr. 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).

  • Methods, circuits and articles of manufacture for configuring DC output filter circuits
    Patent number: 10116230
    Abstract: A method of operating an AC to DC converter circuit can be provided by changing a configuration of a DC output filter circuit to reshape a current waveform in a rectifier circuit, included in the AC to DC converter circuit, based on an operating efficiency of the AC to DC converter circuit. Related circuits and articles of manufacture are also disclosed.
    Type: Grant
    Filed: December 30, 2013
    Date of Patent: October 30, 2018
    Assignee: Eaton Capital Unlimited Company
    Inventors: Tangshun Wu, Jr., Jun Xu, Tiefu Zhao, Birger Pahl