Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6590694 | Faraday rotator | Takeshi Matsushita, Hideki Kato, Akio Takayama | 2003-07-08 |
| 6545795 | Magneto-optical member and optical isolator using the same | Takeshi Matsushita, Hideki Kato, Akio Takayama | 2003-04-08 |