Patents by Inventor Lidan Liu

Lidan 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).

  • VACCINE SPRAY EQUIPMENT
    Publication number: 20220304787
    Abstract: A vaccine spray equipment includes a frame, a conveying device, a spray device and two liquid supply devices. The conveying device is disposed on the frame, and is configured to support and convey a chick frame. The spray device is provided on the frame and includes two rows of spray heads provided along the conveying direction perpendicular to the conveying device, the two rows of spray heads are provided side by side above the conveying device. The two liquid supply devices are provided on the frame. The two liquid supply devices are respectively connected to the two rows of spray heads in a one-to-one correspondence, and each of the liquid supply devices is configured to provide the spray device with vaccine suspension liquid.
    Type: Application
    Filed: August 18, 2020
    Publication date: September 29, 2022
    Applicant: FOSHAN STANDARD BIO-TECH CO., LTD.
    Inventors: Zhijian TAN, Yabiao WENG, Lidan LIU, Li ZENG, Xinlin ZHONG, Yicun LIN, Zhengpeng LIANG
  • Storage rack for screwdriver bit set
    Patent number: D937651
    Type: Grant
    Filed: May 25, 2020
    Date of Patent: December 7, 2021
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Ningning Li, Lidan Liu, Jianyu Tang
  • Screwdriver handle
    Patent number: D942832
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: February 8, 2022
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Ningning Li, Jianyu Tang, Lidan Liu
  • Screwdriver shank
    Patent number: D976667
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: January 31, 2023
    Assignee: Shanghai HOTO Technology Co., Ltd
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei
  • Air pump
    Patent number: D980287
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: March 7, 2023
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei
  • Electric scale
    Patent number: D980731
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: March 14, 2023
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei, Lu Zheng
  • Electric screwdriver
    Patent number: D989586
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: June 20, 2023
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei
  • Screwdriver
    Patent number: D989590
    Type: Grant
    Filed: November 20, 2021
    Date of Patent: June 20, 2023
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei
  • Electric screwdriver
    Patent number: D996941
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: August 29, 2023
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei, Yuxin Zhang
  • Screwdriver handle
    Patent number: D996942
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: August 29, 2023
    Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Jianyu Tang, Ningning Li, Lidan Liu
  • Electric screwdriver
    Patent number: D998436
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: September 12, 2023
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei
  • Flashlight
    Patent number: D1007727
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: December 12, 2023
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei, Yuxin Zhang
  • Electric drill
    Patent number: D1014212
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: February 13, 2024
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD.
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei, Yuxin Zhang
  • Toolbox for screwdriver tips
    Patent number: D1027445
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: May 21, 2024
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD
    Inventors: Lidan Liu, Xiaodong Liu, Fei Lei
  • Camping light
    Patent number: D1044071
    Type: Grant
    Filed: December 28, 2022
    Date of Patent: September 24, 2024
    Inventors: Lidan Liu, Fei Lei, Shengmin Qian
  • Case for an electric screwdriver
    Patent number: D1054700
    Type: Grant
    Filed: January 23, 2023
    Date of Patent: December 24, 2024
    Inventors: Lidan Liu, Lu Zheng
  • Toolkit
    Patent number: D1056485
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: January 7, 2025
    Inventors: Lidan Liu, Lu Zheng
  • Toolkit
    Patent number: D1056486
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: January 7, 2025
    Inventors: Lidan Liu, Lu Zheng
  • Laser range finder
    Patent number: D1061789
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: February 11, 2025
    Assignee: SHANGHAI HOTO TECHNOLOGY CO., LTD
    Inventors: Lidan Liu, Fei Lei, Xiaodong Liu, Lu Zheng
  • Leaf blower
    Patent number: D1071407
    Type: Grant
    Filed: March 11, 2024
    Date of Patent: April 15, 2025
    Inventors: Lu Zheng, Lidan Liu, Jiayi Jiang, Yuxin Zhang