| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Electrical machinery and energy | |
| #3 | Semiconductors | |
| #4 | Materials and metallurgy | |
| #5 | Machines | |
| #6 | Machine tools | |
| #7 | Chemical engineering | |
| #8 | Surface technology and coating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lee Hyun-Chul | 18 |
| #2 | Lee Doo-Hwan | 9 |
| #3 | Lee Kang-Hee | 8 |
| #4 | Roh Cheol-Lae | 5 |
| #5 | Kim Soon-Ho | 5 |
| #6 | Lim Won-Kyu | 5 |
| #7 | Park Eun-Duck | 4 |
| #8 | Park Jae-Seok | 4 |
| #9 | Lee Yong-Jin | 3 |
| #10 | Park Jin-Han | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2007259975A1 | Methanation catalyst, and carbon monoxide removing system, fuel processor, and fuel cell including the same |