Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862474 | Ventilation apparatus of a drillship | Keum Dae Choo, Yu Young Lee, Jung Yul Choi, D. Scott Brittin | 2018-01-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862474 | Ventilation apparatus of a drillship | Keum Dae Choo, Yu Young Lee, Jung Yul Choi, D. Scott Brittin | 2018-01-09 |