Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9704729 | Substrate cleaning apparatus and method and brush assembly used therein | Moon Gi Cho | 2017-07-11 |
| 9634501 | Protective circuit of unit cell | Hye Won Shin, Yong Hyun Lee, Kwang-Il CHUNG, Bum-Soo Kim | 2017-04-25 |