Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672533 | Field effect transistor having impurity regions of different depths and manufacturing method thereof | Hideaki Arima, Makoto Ohi, Natsuo Ajika, Atsushi Hachisuka | 1997-09-30 |
| 5668041 | Method of manufacturing a semiconductor device having a capacitor | Takeharu Kuroiwa, Nobuo Fujiwara, Keiichiro Kashihara | 1997-09-16 |
| 5652186 | Semiconductor device and a method of manufacturing thereof | Takeharu Kuroiwa, Nobuo Fujiwara, Keiichiro Kashihara | 1997-07-29 |