Patents by Inventor Lien-Sheng Chien

Lien-Sheng Chien 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).

  • Battery with a built-in charging circuit
    Publication number: 20050156565
    Abstract: A battery includes the following elements: a battery cell for storing electrical energy, a housing for covering the battery, and a control circuit for controlling the battery. A socket is formed on the housing. The control circuit includes a charging circuit electrically connected the socket to the battery cell. While the socket is electrically connected to a power supply, the battery cell is charged through the charging circuit.
    Type: Application
    Filed: January 21, 2005
    Publication date: July 21, 2005
    Inventor: Lien-Sheng Chien