Patents by Inventor Yong Rui ZHENG

Yong Rui ZHENG 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 PACK, BATTERY CHARGER AND BATTERY PACK KIT FOR POWER TOOL
    Publication number: 20180277804
    Abstract: A battery pack includes a housing and a plurality of battery units inside the housing. The battery pack further includes a USB Type-C interface disposed on the housing. Since many power supply devices that support the USB Type-C interface exist on the market, it is only convenient to use any such power supply device to charge the battery pack of the power tool in the present invention without considering any mechanical structure of the battery.
    Type: Application
    Filed: March 9, 2018
    Publication date: September 27, 2018
    Inventors: Hei Man Raymond LEE, Yong Min LI, Yong Rui ZHENG