Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754421 | Optical fiber and optical transmission line using the optical fiber | Iwao Shimotakahara, Hideya Moridaira | 2004-06-22 |
| 6745355 | Semiconductor integrated circuit | — | 2004-06-01 |