Patents by Inventor Zhaozhao Liu

Zhaozhao Liu 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).

  • CARBON NANOTUBE (CNT)-BASED THREE-DIMENSIONAL ORDERED MACROPOROUS (3DOM) MATERIAL AND PREPARATION METHOD THEREOF
    Publication number: 20230073650
    Abstract: Disclosed are a carbon nanotube (CNT)-based three-dimensional ordered macroporous (3DOM) carbon material and a preparation method thereof.
    Type: Application
    Filed: June 9, 2022
    Publication date: March 9, 2023
    Inventors: Kemeng JI, Jiang WANG, Zhaozhao LIU, Xinyu LIU, Mengqian WU, Minjie ZHU, Mingming CHEN, Chengyang WANG, Shuai LIU, Xiaohui DU
  • Earphones
    Patent number: D816059
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: April 24, 2018
    Assignee: Huawei Technologies Co., LTD.
    Inventor: Zhaozhao Liu
  • Smart bracelet
    Patent number: D816080
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: April 24, 2018
    Assignee: Huawei Technologies Co., LTD.
    Inventors: Biliu Chen, Zhaozhao Liu
  • Mobile phone
    Patent number: D863245
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: October 15, 2019
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Ze Yuan, Xin Li, Meng Li, Zhaozhao Liu
  • Mobile phone
    Patent number: D891411
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: July 28, 2020
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Zhaozhao Liu
  • Mobile phone
    Patent number: D892782
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: August 11, 2020
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Zhaozhao Liu