| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 10 | |
| #2 | United States | 3 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Consumer goods | |
| #3 | Machine tools | |
| #4 | Furniture and games | |
| #5 | Telecommunications | |
| #6 | Digital networks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cho Won-Sang | 16 |
| Publication | Filing date | Title |
|---|---|---|
| US2017144684A1 | Carrier with foldable wheels | |
| WO2012033362A2 | Dual-headed razor for rough shaving and finishing shaving | |
| WO2011071350A2 | Dual blade razor that is easily cleaned and simply assembled | |
| WO2010107219A2 | Wheeled bag with wheels and support members which are slidable together in the vertical direction | |
| WO2010068070A2 | Two-sided razor | |
| WO2008085002A1 | A disposable razor after several uses | |
| WO2008066365A1 | A safe cutter |