| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 7 | |
| #2 | Canada | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | United States | 2 | |
| #5 | China | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Blasting | |
| #2 | Explosives | |
| #3 | Smoke generating devices | |
| #4 | Explosive charges | |
| #5 | Electric switches | |
| #6 | Plasma technique | |
| #7 | Electric discharge tubes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cho Yong-So | 8 |
| #2 | Cho Yong So | 6 |
| #3 | Cho Yong Do | 2 |
| #4 | Jung Yeong Jun | 1 |
| #5 | Kim Seok | 1 |
| #6 | Chae Jae U | 1 |
| #7 | Kim Nam Soo | 1 |
| #8 | Jung Young Jun | 1 |
| #9 | Alexander A Denisa F | 1 |
| #10 | Kim Nam Su | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR100713126B1 | Blasting method using explosive and methallic compounds | |
| KR20060047086A | Expansive cell composition for an electric rock destruction | |
| KR20060047085A | Cartidge of metal expansion cell for rock destruction | |
| KR20060047084A | Exploding apparatus using plasma discharge | |
| KR20050000701A | Expansive cell Composition for an Electric rock Destruction | |
| KR20040110252A | Cartidge of metal expansion cell for rock destruction | |
| KR20020044854A | explosive composition for an electric blasting |