Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5254851 | Wide-dynamic range light receiver | Hiroyuki Ibe | 1993-10-19 |
| 4977561 | Oscillation mode switching laser devices | Hiroyuki Ibe | 1990-12-11 |
| 4954786 | Optical amplifying device | Nobuo Suzuki, Takeshi Ozeki | 1990-09-04 |