Patents by Inventor Tung-Hai K. Hsiao

Tung-Hai K. Hsiao 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).

  • Call message delivery system and method utilizing caller-selected system announcements
    Patent number: 5333180
    Abstract: A Call Message Delivery System (CDS) in response to a request from a caller to deliver an international voice call message, uses the country code digits of the called station number to select the language to be used in the system announcement which precedes the delivery of the caller's message to the called station. Another feature enables the caller to select a system announcement to be delivered with the call message. An additional feature enables the caller to record his or her own announcement as the system announcement.
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: July 26, 1994
    Assignee: AT&T Bell Laboratories
    Inventors: Percy B. Brown, Nga V. Chau, Tung-Hai K. Hsiao, Georg K. Karawas, Richard E. LeCronier, Dawn R. Parrott, Thomas L. Russell, Jr., Wen-Ping Ying