Patents by Inventor Qingming TU

Qingming TU 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).

  • LASER CHIP AND PREPARATION METHOD THEREFOR
    Publication number: 20230043539
    Abstract: Disclosed in the present invention are a laser chip and a preparation method therefor.
    Type: Application
    Filed: February 26, 2021
    Publication date: February 9, 2023
    Inventors: Chao-chen CHENG, Xinqi DING, Yangfeng WU, Wang JIAO, Guibo LIAO, Ju WANG, Qingming TU