| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 14 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Chemical engineering | |
| #3 | Audio-visual technology | |
| #4 | Transport | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Supplying combustion engines | |
| #2 | Separation | |
| #3 | Lubricating of machines | |
| #4 | Advertising | |
| #5 | Cross-cutting vehicle technologies | |
| #6 | Swimming pools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ku Jong Chul | 12 |
| #2 | Ku Jong-Chul | 2 |
| #3 | Lee Young Nam | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR102133359B1 | Device for removing fine dust of vehicle | |
| KR20200126625A | Fine dust removing device | |
| KR20180054152A | Air cleaner for vehicles | |
| KR20180027199A | Air cleaner for vehicles | |
| KR20170093444A | Automatic apparatus for raising national flag | |
| KR20140106244A | Air cleaner for vehicles | |
| KR20130116498A | Air cleaner for vehicles | |
| KR20120088174A | Air cleaner | |
| KR100864787B1 | Air cleaner for vehicles | |
| KR20030020780A | Subsidiary device for oil filter | |
| KR20020012408A | Oil filter | |
| KR100230726B1 | Oil filter | |
| KR100227316B1 | Oil filter | |
| KR100186911B1 | Apparatus for informing of replacement time of engine oil, filter of internal combustion engine |