Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664592 | Semiconductor device with groove type channel structure | Tomohiro Saito, Atsushi Yagishita, Katsuhiko Hieda, Toshihiko Iinuma | 2003-12-16 |
| 6515338 | Semiconductor device and manufacturing method therefor | Tomohiro Saito, Atsushi Yagishita, Katsuhiko Hieda, Toshihiko Iinuma | 2003-02-04 |