| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 5 | |
| #2 | China | 1 | |
| #3 | EPO (European Patent Office) | 1 | |
| #4 | Japan | 1 | |
| #5 | Singapore | 1 | |
| #6 | Taiwan | 1 | |
| #7 | United States | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Tools for connecting or disengaging | |
| #2 | Working stone |
| # | Name | Total Patents |
|---|---|---|
| #1 | Park Ho Gun | 7 |
| #2 | Park Hae Yang | 6 |
| #3 | Park Ho-Gun | 1 |
| #4 | Park Ho Geun | 1 |
| #5 | Min Byung Hee | 1 |
| #6 | Park Hae Y | 1 |
| #7 | Ho-Gun Park Hae-Yang Park | 1 |
| #8 | Park Hae-Yang | 1 |
| #9 | Park Ho G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR100750721B1 | Auto spanner | |
| KR100719228B1 | Auto spanner | |
| KR100667365B1 | Concrete structure body cutting system | |
| WO2006068362A1 | Spanner | |
| KR100614671B1 | Spanner | |
| KR100504600B1 | A spanner |