| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 17 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Control | |
| #3 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Registering devices | |
| #3 | Animal care |
| # | Name | Total Patents |
|---|---|---|
| #1 | Koo Hong Sik | 13 |
| #2 | Choi Jae Young | 2 |
| #3 | Park Yong Seok | 2 |
| #4 | Yeom Joung Hyun | 2 |
| #5 | Kim Sung Keun | 2 |
| #6 | Joe Il | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR20110137095A | Digital doorlock with easily changeable key cylinder unit | |
| KR20110135078A | Hook type doorlock | |
| KR20100029304A | Digital door lock device | |
| KR20090071341A | Door lock device | |
| KR20100021117A | Door lock device | |
| KR20100013233A | Door lock device | |
| KR20080088409A | A door lock device | |
| KR20090022371A | Door lock system | |
| KR20080065516A | A door lock device | |
| KR20080065515A | Door lock device | |
| KR20080065513A | Door lock device | |
| KR20080065512A | A door lock device | |
| KR20080065511A | Door lock device | |
| KR20080065510A | Door lock device | |
| KR20080030218A | Wireless door locking device using key block | |
| KR100763821B1 | Door lock device | |
| KR100763820B1 | Mortise lock for digital door lock |