Patents by Inventor Shangdong Xu

Shangdong Xu 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).

  • POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREOF, POSITIVE ELECTRODE PLATE, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRIC APPARATUS
    Publication number: 20240120480
    Abstract: A positive electrode active material includes a core containing Li1+xMn1yAyP1?zRzO4, a first coating layer covering the core and containing a crystalline pyrophosphate MaP2O7 and a crystalline oxide M?bOc, and a second coating layer covering the first coating layer.
    Type: Application
    Filed: December 2, 2023
    Publication date: April 11, 2024
    Inventors: Yao JIANG, Xinxin ZHANG, Chuying OUYANG, Bin DENG, Tianci YUAN, Zhiqiang WANG, Bo XU, Shangdong CHEN
  • Multi-unit stent-graft
    Publication number: 20060195172
    Abstract: A new stent-graft is provided with an improved structure design which comprises multiple stent-graft units with/without one or two open stents sutured to combine the uniform prosthesis without a connector bar in the place where flexing required. Each stent-graft unit comprises a stent sutured to a tubular graft. The new stent-graft can bend, provides a smooth inner surface and is stable after placement within an inner lumen of the human body.
    Type: Application
    Filed: February 6, 2006
    Publication date: August 31, 2006
    Inventors: Qiyi Luo, Shangdong Xu, Honglin Nie