Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775459 | Variable optical attenuator | Yoon Shik Hong, Yong-San Shin, Jong Hyun Lee, Sung Cheon Jung, Jung-hyun Lee | 2004-08-10 |
YK
Young Yun Kim
Overall (All Time): #3,486,917 of 4,157,543Top 85%
1
Patents All Time