Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506618 | Method of forming a GaInNAs layer | Hirotaka Kizuki | 2003-01-14 |
| 6275515 | Semiconductor laser device and method of producing the same | Yutaka Nagai, Yutaka Mihashi, Motoharu Miyashita | 2001-08-14 |
| 5841156 | Semiconductor device including T1 GaAs layer | Zempei Kawazu | 1998-11-24 |
| 5835516 | Semiconductor laser device and method of fabricating semiconductor laser device | Motoharu Miyashita, Hirotaka Kizuki, Yasuaki Yoshida, Yutaka Mihashi, Shoichi Karakida +1 more | 1998-11-10 |
| 5714006 | Method of growing compound semiconductor layer | Hirotaka Kizuki | 1998-02-03 |
| 5673283 | Semiconductor device and fabricating method thereof | Motoharu Miyashita, Shoichi Karakida, Akihiro Shima | 1997-09-30 |
| 4896203 | Heterojunction bipolar transistor | — | 1990-01-23 |
| 4824805 | Method of manufacturing semiconductor device | — | 1989-04-25 |
| 4789643 | Method of manufacturing a heterojunction bipolar transistor involving etch and refill | — | 1988-12-06 |