Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9404773 | Apparatus and method for inspecting pipelines | Dong Wook Kim, Heung Bae Park, Sang Heon Lee | 2016-08-02 |
| 7198707 | Apparatus for cathodic protection in an environment in which thin film corrosive fluids are formed and method thereof | Gon Hwangbo, Tae Eun Jin, Min Yu Shin | 2007-04-03 |
| 6641790 | Method for removing nitrogen oxides using natural manganese ores | Sung Ho Hong, Seok Joo Hong, Dong Won Kim, Sung Chang Hong, Tae-Sung Park +2 more | 2003-11-04 |