Patents by Inventor Changhua Shi

Changhua Shi 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).

  • Hoist for transferred materials in underground auxiliary transportation system and method thereof
    Patent number: 11919748
    Abstract: A hoist for transferred materials in an underground auxiliary transportation system and a method thereof. The hoist includes a hoist body, guiding plates mounted at two ends of the hoist body through bolts, twist locks mounted at four ends of the hoist body, a driving unit configured to drive twist locks to rotate, transmission assemblies configured to connect the twist locks with the driving unit, ejector pins configured to prevent the twist locks from rotating mistakenly, and a sensor configured to control the hoist to operate and provide protection safety.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: March 5, 2024
    Assignees: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, Changzhou Development & Manufacture Centre Co., Ltd., XUZHOU COAL MINE SAFETY EQUIPMENT MANUFACTURE CO., LTD.
    Inventors: Chi Ma, Yuxing Peng, Zhencai Zhu, Meilin Wang, Changhua Hu, Fahui Shi, Xingming Xiao, Jun Qian, Fan Jiang, Yunwang Li, Dagang Wang, Qihang Yu
  • Split intein compositions
    Patent number: 10669351
    Abstract: Disclosed herein is a protein purification system and methods of using the system. In particular, disclosed is a split intein comprising an N-terminal intein segment, which can be immobilized, and a C-terminal intent segment, which has the property of being self-cleaving, and which can be attached to a protein of interest. Through the self-cleaving mechanism of the intein, the protein of interest can be purified.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: June 2, 2020
    Assignee: Ohio State Innovation Raundation
    Inventors: David Webster Wood, Changhua Shi
  • SPLIT INTEIN COMPOSITIONS
    Publication number: 20200024370
    Abstract: Disclosed herein is a protein purification system and methods of using the system. In particular, disclosed is a split intein comprising an N-terminal intein segment, which can be immobilized, and a C-terminal intein segment, which has the property of being self-cleaving, and which can be attached to a protein of interest. Through the self-cleaving mechanism of the intein, the protein of interest can be purified.
    Type: Application
    Filed: August 28, 2018
    Publication date: January 23, 2020
    Inventors: David Webster Wood, Changhua Shi
  • Protein production systems and methods thereof
    Patent number: 10066027
    Abstract: Disclosed herein is a protein purification system and methods of using the system. In particular, disclosed is a split intein comprising an N-terminal intein segment, which can be immobilized, and a C-terminal intein segment, which has the property of being self-cleaving, and which can be attached to a protein of interest. Through the self-cleaving mechanism of the intein, the protein of interest can be purified.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: September 4, 2018
    Assignee: Ohio State Innovation Foundation
    Inventors: David Webster Wood, Changhua Shi
  • PROTEIN PRODUCTION SYSTEMS AND METHODS THEREOF
    Publication number: 20160207965
    Abstract: Disclosed herein is a protein purification system and methods of using the system. In particular, disclosed is a split intein comprising an N-terminal intein segment, which can be immobilized, and a C-terminal intein segment, which has the property of being self-cleaving, and which can be attached to a protein of interest. Through the self-cleaving mechanism of the intein, the protein of interest can be purified.
    Type: Application
    Filed: January 11, 2016
    Publication date: July 21, 2016
    Inventors: David Webster Wood, Changhua Shi