Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600601 | Polarization-independent optical isolator and production method thereof | Masanori Ikari | 2003-07-29 |
| 6580196 | Piezoelectric single crystal wafer | Yoshiyuki Shiono, Yoshinori Kuwabara | 2003-06-17 |