| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Australia | 4 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Audio-visual technology | |
| #3 | Computer technology | |
| #4 | Optics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lim Ssang-Gun | 12 |
| #2 | Lee Sang-Yoon | 10 |
| #3 | Choi Yi-Bae | 5 |
| #4 | Cho Sang-Hyun | 4 |
| #5 | Choi Ee-Bae | 4 |
| #6 | Cho Young-Sik | 3 |
| #7 | Kim Seung-Woo | 3 |
| #8 | Chung Chang-Jin | 3 |
| #9 | Park Kyung-Keun | 3 |
| #10 | Kim Gee-Hong | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CN101815925A | Optical test method |