Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376816 | Bi-cmos integrated circuit device having buried region use in common for bipolar and mos transistors | Kiyotaka Imai | 1994-12-27 |
| 5293503 | Semiconductor device having multilayer metal interconnection | — | 1994-03-08 |
| 5293512 | Semiconductor device having a groove type isolation region | Takaaki Kuwata | 1994-03-08 |
| 5245210 | MOS type semiconductor device | — | 1993-09-14 |