Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10174741 | Blade pitch control apparatus for small size wind power generator | — | 2019-01-08 |
| 6649052 | Ozone oxidizing apparatus | Se-ho Mun, Gwang-lok Han, Seong-lak Im, Seok-won Son | 2003-11-18 |