Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806130 | Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device | Tatsumi Shirasu, Shogo Kiyota, Norio Suzuki, Eiichi Yamada, Yuji Sugino +4 more | 2004-10-19 |
| 6630375 | Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device | Tatsumi Shirasu, Shogo Kiyota, Norio Suzuki, Eiichi Yamada, Yuji Sugino +4 more | 2003-10-07 |
| 6368905 | Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device | Tatsumi Shirasu, Shogo Kiyota, Norio Suzuki, Eiichi Yamada, Yuji Sugino +4 more | 2002-04-09 |
| 6043114 | Process for manufacturing a semiconductor wafer, a semiconductor wafer, process for manufacturing a semiconductor integrated circuit device, and semiconductor integrated circuit device | Tatsumi Shirasu, Shogo Kiyota, Norio Suzuki, Eiichi Yamada, Yuji Sugino +4 more | 2000-03-28 |
| 4514894 | Semiconductor integrated circuit device manufacturing method | — | 1985-05-07 |
| 4365263 | Semiconductor integrated circuit device composed of insulated gate field-effect transistor | — | 1982-12-21 |
| 4240151 | Semiconductor read only memory | — | 1980-12-16 |
| 4235010 | Semiconductor integrated circuit device composed of insulated gate field-effect transistor | — | 1980-11-25 |
| 4183093 | Semiconductor integrated circuit device composed of insulated gate field-effect transistor | — | 1980-01-08 |