Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6518629 | Semiconductor device and process for producing the device | Tomoyoshi Kushida | 2003-02-11 |
| 6509610 | Insulated gate semiconductor device with high minority carrier injection and low on-voltage by enlarged pn-junction area | Akira Kawahashi | 2003-01-21 |