Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214747 | Multi-functional foam concentrate-type agent for inhibiting spontaneous ignition of soft coal | Qhwanghee Rhee, Hongchul Jun, Seong Kuk Mun, Seonggi O | 2022-01-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214747 | Multi-functional foam concentrate-type agent for inhibiting spontaneous ignition of soft coal | Qhwanghee Rhee, Hongchul Jun, Seong Kuk Mun, Seonggi O | 2022-01-04 |