--> 지식발전소는 문장으로 찾는 검색엔진 엠파스  

-->  네이버 - NHN ”검색, 구&에 뒤지지 않는다” 

1996-2002 정보검색엔진 의료 개발 

국민 건강 종합정보 시스템 개발  

• Development of a database for national health promotion & education/Author: Ministry of Health and Welfare, Year of Publication: 1999, Control Number: C14M06550 /Ministry of Health and Welfare, Ministry of Health, Science and Aging Research Center

• Development of health supplementary factor database among Korean commercial foods/Ministry of Health and Welfare, National Institute of Health Science and Aging, Planning and Detailed Director

• Cyber Doctor Go - AI information retrieval system for Medical expert text