Patents by Inventor Tzu-Ming CHENG

Tzu-Ming CHENG 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).

  • Method for recovering resource from CIGS thin-film solar cell
    Patent number: 11374144
    Abstract: A method for recovering a resource from a CIGS thin-film solar cell to be recycled includes a) providing the CIGS thin-film solar cell, and b) subjecting the CIGS thin-film solar cell to a cooling treatment at a predetermined temperature, such that a light absorbing unit of the CIGS thin-film solar cell can be recovered due to thermal strain difference of materials of the CIGS thin-film solar cell.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: June 28, 2022
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Chih-Huang Lai, Wei-Sheng Chen, Yu-Lun Chueh, Fan-Wei Liu, Tzu-Ming Cheng
  • METHOD FOR RECOVERING RESOURCE FROM CIGS THIN-FILM SOLAR CELL
    Publication number: 20220052220
    Abstract: A method for recovering a resource from a CIGS thin-film solar cell to be recycled includes a) providing the CIGS thin-film solar cell, and b) subjecting the CIGS thin-film solar cell to a cooling treatment at a predetermined temperature, such that a light absorbing unit of the CIGS thin-film solar cell can be recovered due to thermal strain difference of materials of the CIGS thin-film solar cell.
    Type: Application
    Filed: October 23, 2020
    Publication date: February 17, 2022
    Applicant: National Tsing Hua University
    Inventors: Chih-Huang LAI, Wei-Sheng CHEN, Yu-Lun CHUEH, Fan-Wei LIU, Tzu-Ming CHENG