Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785453 | Dispersion shifted optical fiber | Shoichiro Matsuo | 2004-08-31 |
| 6694079 | Disperson-shifted optical fiber employing dual shape core profile | Shoichiro Matsuo, Hiroshi Kutami | 2004-02-17 |