Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7060518 | Semiconductor optical device and the fabrication method | Susumu Kondo, Matsuyuki Ogasawara, Ryuzo Iga, Yasuhiro Kondo, Yoshio Noguchi +2 more | 2006-06-13 |
| 6982469 | Semiconductor optical device and the fabrication method | Susumu Kondo, Matsuyuki Ogasawara, Ryuzo Iga, Yasuhiro Kondo, Yoshio Noguchi +2 more | 2006-01-03 |
| 6717187 | Semiconductor optical device and the fabrication method | Susumu Kondo, Matsuyuki Ogasawara, Ryuzo Iga, Yasuhiro Kondo, Yoshio Noguchi +2 more | 2004-04-06 |
| 5949120 | Semiconductor photodetector | Kazutoshi Kato, Yoshifumi Muramoto, Osaake Nakajima, Atsuo Kozen | 1999-09-07 |
| 5585957 | Method for producing various semiconductor optical devices of differing optical characteristics | Masashi Nakao, Yasuhiro Kondou, Masanobu Okayasu, Mitsuru Naganuma, Yasuhiro Suzuki +4 more | 1996-12-17 |