| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 1 | |
| #2 | Canada | 1 | |
| #3 | EPO (European Patent Office) | 1 | |
| #4 | Finland | 1 | |
| #5 | Hungary | 1 | |
| #6 | Republic of Korea | 1 | |
| #7 | Norway | 1 | |
| #8 | New Zealand | 1 | |
| #9 | Poland | 1 | |
| #10 | Taiwan | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Advertising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yu Young Kwan | 9 |
| #2 | Yu Young-Kwan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| PL310971A1 | Electromechanical image displaying apparatus |