Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4956682 | Optoelectronic integrated circuit | Kiyoshi Ohnaka, Yoichi Sasai, Jun Shibata | 1990-09-11 |
| 4843031 | Method of fabricating compound semiconductor laser using selective irradiation | Yuzaburo Ban, Youichi Sasai, Mototsugu Ogura, Hiroyuki Serizawa | 1989-06-27 |