Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11447996 | Structure for operating watertight door by buoyancy | In Hwan Park, Dong Sop Rhee | 2022-09-20 |
| 10741294 | Porous cooling block for cooling corium and corium cooling apparatus including same, and corium cooling method using same | — | 2020-08-11 |