| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 8 | |
| #2 | EPO (European Patent Office) | 1 | |
| #3 | Japan | 1 | |
| #4 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Electrical machinery and energy | |
| #3 | Control | |
| #4 | Surface technology and coating | |
| #5 | Furniture and games | |
| #6 | Agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Choi Tae Woong | 9 |
| #2 | Choi Tae-Woong | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR20130023026A | Method joining a joint with unsaturated polyester resin between the complex waterproof sheets | |
| KR20120006649A | Urethane / Sheet Composite Waterproofing Method | |
| KR20110135458A | Compositive waterproofing method of protective sheet for coating films | |
| KR20050080047A | Railway rail dustproof fastening device | |
| KR20060103664A | Swallow.1 | |
| KR20030017365A | Rail vibration isolator | |
| KR20030011000A | Rail Isolator | |
| EP1079023A2 | Elastic rail pad | |
| KR20010015403A | A apparatus for preventing vibration of railroad and subway |