Patents by Inventor Jeng-Fan Leu

Jeng-Fan Leu 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: 10640447
    Abstract: This invention discloses the process for hydrogenation of aromatic polycarboxylic acids or derivatives thereof, hydrogenation of aromatic polycarboxylic acids or derivatives thereof can be achieved in the present of the catalyst, which consist at least one metal of the eighth transition group of the Periodic Table as the active metal while group IIA and group IVA elements are included as the catalyst support.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: May 5, 2020
    Assignee: CPC CORPORATION, TAIWAN
    Inventors: Ching-Fa Chi, Ying-Chien Yang, Yi-Hui Chen, Jeng-Fan Leu, Shiann-Horng Chen, Yih-Ping Wang, Chyi-Liuh Ho