Patents by Inventor Sang-Hwa Yuh

Sang-Hwa Yuh 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).

  • Query transformation system and method enabling retrieval of multilingual web documents
    Patent number: 6064951
    Abstract: A query transformation system and method capable of not only solving an ambiguousness of words involved in the transformation of queries from one language to another language, but also executing its processing independently of the processing of an information retrieval system used, so that it can be applied to a variety of information retrieval systems, thereby enabling the information retrieval system used to function as a multilingual information retrieval system.
    Type: Grant
    Filed: January 12, 1998
    Date of Patent: May 16, 2000
    Assignee: Electronic and Telecommunications Research Institute
    Inventors: Dong-In Park, Tae-Wan Kim, Chul-Min Sim, Won Chang, Sung-Kwon Choi, Sang-Hwa Yuh, Young-Soog Chae, Young-Kil Kim, Han-Min Jung