Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12173831 | Pipeline inspection system with scale removing feature | — | 2024-12-24 |
| 7665621 | Self movable crane system with a boom | Nak Ju Doh, Gwi Tae Park, Kyung In Kang, Tae Hoon Kim, Sung Hoon An +3 more | 2010-02-23 |