| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 7 | |
| #2 | United States | 5 | |
| #3 | China | 2 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Machine tools | |
| #5 | Chemical engineering | |
| #6 | Engines, pumps and turbines | |
| #7 | Furniture and games | |
| #8 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Structural elements | |
| #2 | Scaffolding | |
| #3 | Nails | |
| #4 | Unspecified technologies | |
| #5 | Soldering, welding and flame cutting | |
| #6 | Household appliances | |
| #7 | Lubricating of machines | |
| #8 | Separation | |
| #9 | Ice-boxes | |
| #10 | Centrifuges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kim Yong-Keun | 17 |
| #2 | Doh Deog-Hee | 1 |
| #3 | Kong Kun-Soo | 1 |