| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 7 | |
| #2 | China | 5 | |
| #3 | United States | 5 | |
| #4 | WIPO (World Intellectual Property Organization) | 5 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Shafts | |
| #3 | Casings and printed circuits |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kim Kyeong Su | 20 |
| #2 | Kim Kyeong-Su | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR20190109886A | A turbo compressor with cooling paths of closed circulation | |
| KR20180029997A | A shrouded impeller | |
| KR101845833B1 | A turbo compressor including an intercooler | |
| KR20180054027A | turbo compressor with separated paths for cooling air | |
| KR101558490B1 | Journal Foil Air Bearing | |
| KR101558489B1 | Thrust foil air bearing | |
| KR101559536B1 | Blowing System |