| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 22 | |
| #2 | Republic of Korea | 2 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Electrical machinery and energy | |
| #3 | Computer technology | |
| #4 | Mechanical elements | |
| #5 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Seo Kang Soo | 24 |
| #2 | Kim Byung Jin | 20 |
| #3 | Yoo Jea Yong | 11 |
| #4 | Park Sung Wan | 5 |
| #5 | Kim Hyung Sun | 5 |
| #6 | Um Soung Hyun | 5 |
| #7 | Hyun Eun Sil | 2 |
| #8 | Kang Haing Ho | 2 |
| #9 | Shim Hyu Tae | 1 |
| #10 | Kim Chang Bum | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR100878997B1 | Connectable long-post for street light | |
| KR100911662B1 | Streetlight post of a park | |
| US8145033B2 | Recording medium having data structure for managing reproducton duration of still pictures recorded thereon and recording and reproducing methods and apparatuses |