Patents by Inventor Dengjun Ai

Dengjun Ai 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 secondary battery
    Patent number: 10290848
    Abstract: The present application relates to the field of energy storage devices, in particular to a lithium secondary battery.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: May 14, 2019
    Assignees: DONGGUAN AMPEREX TECHNOLOGY LIMITED, NINGDE AMPEREX TECHNOLOGY LIMITED
    Inventors: Minmin Zou, Song Li, Dengjun Ai
  • ELECTRODE WITH COATING LAYER AND LI-ION BATTERY INCLUDING THE SAME
    Publication number: 20170250400
    Abstract: An electrode with coating layer and a Li-ion battery including the electrode with coating layer are provided. The electrode with coating layer includes an electrode piece, a first material layer adjacent to the electrode piece, and a second material layer adjacent to the first material layer and far away from the electrode piece, the first material layer includes a first inorganic particle and a first binder, the second material layer includes a second binder, the first inorganic particle is at least one selected from a group consisting of metal hydroxide and boron-containing compound. The electrode with coating layer, under synergistic effect of the first material layer and the second material layer, can improve thermal stability and safety of the battery, under a situation that both the exterior and interior of the battery are at high temperature, the battery does not readily burn or explode.
    Type: Application
    Filed: February 9, 2017
    Publication date: August 31, 2017
    Inventors: Dengjun AI, Chuanmiao YAN, Kaifu ZHONG
  • LITHIUM SECONDARY BATTERY
    Publication number: 20160141563
    Abstract: The present application relates to the field of energy storage devices, in particular to a lithium secondary battery.
    Type: Application
    Filed: November 17, 2015
    Publication date: May 19, 2016
    Inventors: Minmin Zou, Song Li, Dengjun Ai