Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663588 | Semiconductor device having an SOI structure of mesa isolation type and manufacturing method therefor | Megumi Suzuki, Kazuhiro Tsuruta | 1997-09-02 |
| 5610426 | Semiconductor integrated circuit device having excellent dual polarity overvoltage protection characteristics | Kazuhiro Tsuruta, Takeshi Enya | 1997-03-11 |