Patents by Inventor Tien-Wen Hou

Tien-Wen Hou 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).

  • Single crystal YAG color CRT
    Patent number: 4786839
    Abstract: The target of a color CRT includes a plurality of color stripe triads which are oriented on a (111) surface parallel to the <112> crystallographic direction. The pattern of the stripe triads is etched using a SiO.sub.2 etch mask deposited directly on the YAG and an etchant comprising a hot mixture of sulfuric and phosphoric acids.
    Type: Grant
    Filed: October 11, 1985
    Date of Patent: November 22, 1988
    Assignee: American Telephone and Telegraph Company AT&T Bell Laboratories
    Inventors: Tien-Wen Hou, Tai-Chan D. Huo