Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862474 | Ventilation apparatus of a drillship | Yu Young Lee, Jung Yul Choi, Jung-Soo Kang, D. Scott Brittin | 2018-01-09 |
| 9376199 | Polar vessel having a derrick | Yu Young Lee, Jung Yul Choi, Jung-Soo Kang, D. Scott Brittin | 2016-06-28 |
| 9377369 | Temperature and pressure monitoring system of sealed derrick structure | D. Scott Brittin | 2016-06-28 |
| 9297545 | Damper structure for a sealed derrick | D. Scott Brittin | 2016-03-29 |