Patents by Inventor Shao-hsuan WU

Shao-hsuan WU 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).

  • Reactive ultraviolet absorber and application thereof
    Patent number: 10717714
    Abstract: A reactive UV absorber suitable for polyurethane is provided. The reactive UV absorber is a compound of formula 1: wherein R1 is H or Cl.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: July 21, 2020
    Assignee: CHITEC TECHNOLOGY CO., LTD.
    Inventors: Chingfan Chris Chiu, Huang-min Wu, Wei-chun Chang, Chi-feng Wu, Ching-hao Cheng, Shao-hsuan Wu
  • REACTIVE ULTRAVIOLET ABSORBER AND APPLICATION THEREOF
    Publication number: 20200199084
    Abstract: A reactive UV absorber suitable for polyurethane is provided. The reactive UV absorber is a compound of formula 1: wherein R1 is H or Cl.
    Type: Application
    Filed: July 7, 2017
    Publication date: June 25, 2020
    Inventors: Chingfan Chris CHIU, Huang-min WU, Wei-chun CHANG, Chi-feng WU, Ching-hao CHENG, Shao-hsuan WU