Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8429967 | Water level display device using LED, and water level measurement system including the same | Won Kim, Dong Gu Kim | 2013-04-30 |
| 7463461 | Resistive superconducting fault current limiter | Bok-Yeol Seok | 2008-12-09 |
| 7391946 | Low attenuation optical fiber and its producing method in MCVD | Ki-Wan Jang, Young-Beom SEO | 2008-06-24 |
| 7155098 | Method of manufacturing optical fiber preform using modified chemical vapor deposition including dehydration and dechlorination process and optical fiber manufactured by the method | Ki-Wan Jang, Lae-Hyuk Park | 2006-12-26 |