Patents by Inventor Xiaoping LIAO

Xiaoping LIAO 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).

  • Buffer layers for photovoltaic devices with group V doping
    Patent number: 12119416
    Abstract: According to the embodiments provided herein, a photovoltaic device can include a buffer layer adjacent to an absorber layer doped p-type with a group V dopant. The buffer layer can have a plurality of layers compatible with group V dopants.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: October 15, 2024
    Assignee: First Solar, Inc.
    Inventors: Le Chen, Sachit Grover, Jason Kephart, Sergei Kniajanski, Chungho Lee, Xiaoping Li, Feng Liao, Dingyuan Lu, Rajni Mallick, Wenming Wang, Gang Xiong, Wei Zhang
  • Method for three-dimensional special-shaped jet nozzle used in field of water-saving irrigation in farmland
    Patent number: 12093617
    Abstract: Disclosed is a design method for a three-dimensional special-shaped jet nozzle used in the field of water-saving irrigation in farmland.
    Type: Grant
    Filed: October 31, 2023
    Date of Patent: September 17, 2024
    Assignee: NANJING AGRICULTURAL UNIVERSITY
    Inventors: Xiaoping Jiang, Weixing Cao, Yan Zhu, Jun Ni, Yongchao Tian, Bin Xu, Jinzhao Hu, Yaoyao Liao, Xingchen Wang, Ying Zhang
  • Spiral impact drilling machine applicable to rock and soil and construction method
    Patent number: 11555351
    Abstract: A spiral impact drilling machine applicable to rock and soil and a construction method are provided. The drilling machine includes a rock chiseling part, a soil drilling part, a gear, a drill rod, and a drill bit. The rock chiseling part includes an air cylinder. A piston is arranged in the air cylinder. The top of the piston is fixedly connected with to a turbine fan blade. The bottom of the piston is fixedly connected to a force transferring component. The soil drilling part includes a motor. The motor is arranged in the force transferring component. The inner part of the gear is in nested connection with the drill rod. The outer part of the gear is in engaged connection with each of the bottom of the force transferring component and the motor. The bottom of the gear is fixedly connected to the drill rod through a stress component.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: January 17, 2023
    Assignee: DALIAN UNIVERSITY OF TECHNOLOGY
    Inventors: Jinqing Jia, Lihua Zhang, Xing Gao, Xiangsheng Chen, Xiaoping Liao, Xuchun Wang, Yanpeng Zhu, Tonghe Zhou
  • SPIRAL IMPACT DRILLING MACHINE APPLICABLE TO ROCK AND SOIL AND CONSTRUCTION METHOD
    Publication number: 20220154532
    Abstract: A spiral impact drilling machine applicable to rock and soil and a construction method are provided. The drilling machine includes a rock chiseling part, a soil drilling part, a gear, a drill rod, and a drill bit. The rock chiseling part includes an air cylinder. A piston is arranged in the air cylinder. The top of the piston is fixedly connected with to a turbine fan blade. The bottom of the piston is fixedly connected to a force transferring component. The soil drilling part includes a motor. The motor is arranged in the force transferring component. The inner part of the gear is in nested connection with the drill rod. The outer part of the gear is in engaged connection with each of the bottom of the force transferring component and the motor. The bottom of the gear is fixedly connected to the drill rod through a stress component.
    Type: Application
    Filed: October 6, 2021
    Publication date: May 19, 2022
    Applicant: DALIAN UNIVERSITY OF TECHNOLOGY
    Inventors: Jinqing JIA, Lihua ZHANG, Xing GAO, Xiangsheng CHEN, Xiaoping LIAO, Xuchun WANG, Yanpeng ZHU, Tonghe ZHOU