Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7958118 | Method for retrieving keyword showing difference between two groups and system for executing the method | Jangmin O, Dong Wook Kim, Jae Keol Choi, Jaeho Choi, Kyoo Min Im | 2011-06-07 |