Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7440663 | Single-mode optical fiber | Shoichiro Matsuo, Kuniharu Himeno, Hiroyuki Sawano | 2008-10-21 |
| 6694079 | Disperson-shifted optical fiber employing dual shape core profile | Shoichiro Matsuo, Shoji Tanigawa | 2004-02-17 |