Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357535 | Semiconductor laser including an aluminum-rich AlGaAs etch stopping layer | Akihiro Shima, Takeshi Miura, Tomoko Kadowaki | 1994-10-18 |
| 5316967 | Method for producing semiconductor device | Nobuaki Kaneno, Hirotaka Kizuki, Tetsuo Shiba, Hitoshi Tada | 1994-05-31 |
| 5315133 | Compound semiconductor structure including p-type and n-type regions doped with carbon | — | 1994-05-24 |
| 5279077 | Method for producing semiconductor wafer | Motoharu Miyashita, Yutaka Mihashi | 1994-01-18 |