| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 12 | |
| #2 | EPO (European Patent Office) | 1 | |
| #3 | United States | 1 | |
| #4 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ok Tae Jun | 10 |
| #2 | Ok Pyungkwon | 3 |
| #3 | Jun Do Yung | 1 |
| #4 | Kato Yoshikazu | 1 |
| #5 | Ok Pyeong Gwon | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR20200079224A | Impeller for cone type stirrer tank | |
| KR20190143265A | Impeller for cone type stirrer tank | |
| KR20180117400A | Impeller | |
| KR20180111326A | Air guide tube and Impeller using the same | |
| KR20180063594A | Agitation blade | |
| KR20180044516A | Impeller | |
| KR101786455B1 | The Agitator | |
| KR20170053380A | Mixer | |
| KR20170053383A | Mixer | |
| KR20160039806A | The Agitator | |
| WO2013141480A1 | Impellor of stirring device and stirring device using same | |
| KR20030083915A | Danger sensoring system using wavelet transform | |
| KR20000018840A | Danger sensing control system of agitating device |