Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6686750 | Semiconductor integrated circuit device and IC card | Kazuki Watanabe, Ryouzou Yoshino, Kenji Nagai | 2004-02-03 |
| 6420883 | Semiconductor integrated circuit device and IC card | Kazuki Watanabe, Ryouzou Yoshino, Kenji Nagai | 2002-07-16 |