Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10962994 | Pressure control method for high-pressure regulator to prevent internal leak, and high-pressure shut-off valve | Wan Jae Jeon, Jun Hyeok Lee, Jae Kyung Kim, Yong Deok Park, Jae Kwang Kim +2 more | 2021-03-30 |