Patents by Inventor Samson S. Lee

Samson S. 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).

  • CHARGING CIRCUIT
    Publication number: 20150084579
    Abstract: A charging circuit for charging a portable electronic device includes a port configured to be coupled to the portable electronic device, a power switch coupled to the port and configured to be coupled to a power supply, and a control circuit coupled to the power switch and the port. The power switch is switchable between an open state and a closed state. The control circuit is operable to control the power switch based on an amount of charging current drawn by the portable electronic device through the port.
    Type: Application
    Filed: September 20, 2013
    Publication date: March 26, 2015
    Applicant: ACCO Brands Corporation
    Inventors: Qiumin Li, Samson S. Lee