| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Australia | 2 | |
| #4 | China | 2 | |
| #5 | Brazil | 1 | |
| #6 | Egypt | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Iceland | 1 | |
| #9 | Mexico | 1 | |
| #10 | United States | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Water treatment | |
| #3 | Climate change adaptation technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hong Sung-Kyu | 8 |
| #2 | Park Sung-Ho | 8 |
| #3 | Cho Chul-Hee | 8 |
| #4 | Yoo Sang-Woong | 8 |
| #5 | Roh Myung-Gyoo | 8 |
| #6 | Lee Sung-Hoon | 8 |
| #7 | Han Ki-Baek | 7 |
| #8 | Hwang Moon-Hyun | 6 |
| #9 | Kim Hyo-Sang | 6 |
| #10 | Kim Chun-Keyng | 6 |
| Publication | Filing date | Title |
|---|---|---|
| KR100793959B1 | Sludge treatment apparatus | |
| KR100767810B1 | Sludge treatment method | |
| KR20070117887A | Precision filter system | |
| KR100679231B1 | Flexible-fiber filter module | |
| KR100654300B1 | Precision filter system | |
| BRPI0418626A | fines filtration equipment | |
| AU2003277707A1 | Fine filtering apparatus using flexible fiber filter module | |
| KR20010044678A | Apparatus for filtering suspended solid in water |