Patents by Inventor Liang Yeon F.

Liang Yeon F. 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).

  • Arylene sulfide polymers and articles of manufacture
    Patent number: 5155207
    Abstract: Films and fibers are prepared from arylene sulfide resins comprising first recurring units consisting of aromatic structures having the form: ##STR1## and second recurring units including units selected from aromatic structures having the form: ##STR2##
    Type: Grant
    Filed: February 23, 1990
    Date of Patent: October 13, 1992
    Assignee: Phillips Petroleum Company
    Inventors: Guy Senatore, Liang Yeon F.