Patents by Inventor Yuh-Wern Wu

Yuh-Wern 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).

  • Patent number: 9138726
    Abstract: A copper-based catalyst which is suitable for converting ammonia of high concentration and with better selectivity, thereby solving a problem of pollution and toxicity due to nitrogen oxides by a conventional catalyst reacting under high temperature is disclosed. The copper-based catalyst comprises: a porous oxide support and a low valent copper compound mixing with the porous oxide support by an acid hydrothermal method; wherein the low valent copper compound with is Cu and Cu2O.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: September 22, 2015
    Assignee: I-SHOU UNIVERSITY
    Inventors: Shih-Han Wang, Ming-Tsai Liang, Yuh-Wern Wu
  • Publication number: 20140287911
    Abstract: A copper-based catalyst which is suitable for converting ammonia of high concentration and with better selectivity, thereby solving a problem of pollution and toxicity due to nitrogen oxides by a conventional catalyst reacting under high temperature is disclosed. The copper-based catalyst comprises: a porous oxide support and a low valent copper compound mixing with the porous oxide support by an acid hydrothermal method; wherein the low valent copper compound with is Cu and Cu2O.
    Type: Application
    Filed: August 7, 2013
    Publication date: September 25, 2014
    Applicant: I-SHOU UNIVERSITY
    Inventors: Shih-Han WANG, Ming-Tsai Liang, Yuh-Wern Wu