Patents by Inventor Ji-bing Geng

Ji-bing Geng 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).

  • Lithium ion battery
    Patent number: 8697274
    Abstract: The present invention provides a lithium ion battery including a battery can, a battery cell received in the battery can, electrolyte filled in the battery can, and a battery cover sealing the battery can. The battery can is formed with a flange portion, and the battery cover is formed with a skirt portion corresponding to the flange portion. The skirt portion of the battery cover tightly wraps the flange portion of the battery can, and the skirt portion and the flange portion wrapped in the skirt portion are tightly wound and bent to the battery can, so as to realize desirable sealing between the battery can and the battery cover.
    Type: Grant
    Filed: December 12, 2011
    Date of Patent: April 15, 2014
    Assignee: Dongguan Amperex Technology Limited
    Inventors: Ji-bing Geng, Ping-hua Deng, Yu-jin Wang
  • LITHIUM ION BATTERY
    Publication number: 20120156553
    Abstract: The present invention provides a lithium ion battery including a battery can, a battery cell received in the battery can, electrolyte filled in the battery can, and a battery cover sealing the battery can. The battery can is formed with a flange portion, and the battery cover is formed with a skirt portion corresponding to the flange portion. The skirt portion of the battery cover tightly wraps the flange portion of the battery can, and the skirt portion and the flange portion wrapped in the skirt portion are tightly wound and bent to the battery can, so as to realize desirable sealing between the battery can and the battery cover.
    Type: Application
    Filed: December 12, 2011
    Publication date: June 21, 2012
    Applicant: Dongguan Amperex Technology Limited
    Inventors: Ji-bing Geng, Ping-hua Deng, Yu-jin Wang