Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5519528 | Method of optical fiber communication | Motoyuki Kodera | 1996-05-21 |
| 5442649 | Semiconductor laser device | Yoshihiro Kokubo, Kouji Yamashita, Katsuhiko Goto | 1995-08-15 |