Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6728463 | Optical attenuator using multi-mode interference | Sangsun Lee | 2004-04-27 |
| 6690856 | Optical waveguide filter using multi-mode interference | Sangsun Lee | 2004-02-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6728463 | Optical attenuator using multi-mode interference | Sangsun Lee | 2004-04-27 |
| 6690856 | Optical waveguide filter using multi-mode interference | Sangsun Lee | 2004-02-10 |