Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312767 | MOS type field effect transistor and manufacturing method thereof | Masahiro Shimizu | 1994-05-17 |
| 5225701 | Vertical silicon-on-insulator (SOI) MOS type field effect transistor | Masahiro Shimizu | 1993-07-06 |