Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9212057 | Method for controlling fuel reformer | Hyun Ji, Sang Hyeon HA | 2015-12-15 |
| 6139987 | Bipolar battery | Bon-Soon Koo, Heesook Park Kim, Jeong-Ja Choi, Jong-Myong Kim | 2000-10-31 |