| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Australia | 4 | |
| #4 | EPO (European Patent Office) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Punching metal | |
| #2 | Sawing | |
| #3 | Perforating | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Song Byung-Jun | 14 |
| #2 | Lee Sang Moo | 4 |
| #3 | Cho Man Sik | 4 |
| #4 | Park Ju Woong | 4 |
| #5 | Song Byoung-Young | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US2007261460A1 | Channel letter machine and method thereof | |
| AU4335900A | An apparatus for processing a rotary cutting blade | |
| AU4220500A | Apparatus for folding a cutting blade | |
| US5992485A | Sawing machine and sawing processing method for a plate member | |
| US5966974A | Automatic learning apparatus for folding machine |