Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829436 | Optical cross-connect device with transparency | Sang-Ho Kim, Byung-Jik Kim, Kwang-Jin Yang | 2004-12-07 |
| 6738553 | Opto-electrical cross connect device of high density | Byung-Jik Kim, Yun-Je Oh, Seong-Taek Hwang, Sang-Ho Kim | 2004-05-18 |