Patents by Inventor Hsi-Hui Tai

Hsi-Hui Tai 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).

  • Catalyst composition for preparing 5-formyl valaric esters from pentenoic esters
    Patent number: 6017843
    Abstract: The present invention discloses an improved catalyst composition for preparing 5-formylvalerate esters by hydroformylation of pentenoic esters monoxide with good activity, high selectivity in the presence of hydrogen and carbon.
    Type: Grant
    Filed: June 19, 1998
    Date of Patent: January 25, 2000
    Assignee: Industrial Technology Research Institute
    Inventors: Jing-Cherng Tsai, Hsi-Hui Tai, Tsai-Tien Su, Bor-Ping Wang