Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747782 | Faraday rotator and optical attenuator | Shinji Iwatsuka, Seiichi Takayama | 2004-06-08 |
| 6681068 | Optical waveguide module-mounted device | Tohru Kineri | 2004-01-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747782 | Faraday rotator and optical attenuator | Shinji Iwatsuka, Seiichi Takayama | 2004-06-08 |
| 6681068 | Optical waveguide module-mounted device | Tohru Kineri | 2004-01-20 |