Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5208820 | Optical device with low-resistive multi-level reflecting structure | Kaori Kurihara | 1993-05-04 |
| 5084748 | Semiconductor optical memory having a low switching voltage | Kenichi Kasahara, Ichiro Ogura, Yoshiharu Tashiro | 1992-01-28 |
| 5028969 | Semiconductor device for a space modulation matrix and method for driving a space modulation matrix | Kenichi Kasahara, Yoshiharu Tashiro, Keiichi Kubota, Shigeru Kawai, Ichiro Ogura | 1991-07-02 |
| 4833511 | Phototransistor device | — | 1989-05-23 |
| 4823352 | Semiconductor laser with a variable oscillation wavelength | — | 1989-04-18 |
| 4429397 | Buried heterostructure laser diode | Hidenori Nomura | 1984-01-31 |