Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480309 | Optical gate based optical space division switch | Sang-Rok Lee, Wan Seok Seo, Sung-Un Lee, Joon Hak Bang, Jong Hyun Lee | 2002-11-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480309 | Optical gate based optical space division switch | Sang-Rok Lee, Wan Seok Seo, Sung-Un Lee, Joon Hak Bang, Jong Hyun Lee | 2002-11-12 |