| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | China | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | United States | 3 | |
| #6 | Russian Federation | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Weapons | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Pistols and rifles | |
| #3 | Mountings for cannons and pistols | |
| #4 | Clutches and brakes | |
| #5 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kwon Yoon Gu | 17 |
| #2 | Kwon Yoon-Gu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR101838209B1 | Gun's Magazine Auto Changing Apparatus | |
| KR20160086571A | Transmission | |
| KR20160050204A | Transmission | |
| KR20080026967A | Wide angle joint and steering device using the same |