Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6594407 | Optical modulator of clock modulation type | Tetsuo Ishizaka, Takehito Tanaka | 2003-07-15 |
| 6584240 | Optical modulator having ridge and associated structure on substrate | Shinji Taniguchi, Masaaki Ohyama, Masaki Sugiyama | 2003-06-24 |
| 6580843 | Optical device | Shinji Taniguchi, Masaaki Ohyama, Masaaki Norimatsu | 2003-06-17 |