Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831378 | Semiconductor integrated circuit device and contactless electronic device | Kazuki Watanabe, Ryouzou Yoshino, Norihisa Yamamoto, Keiji Kamei | 2004-12-14 |
| 6487100 | Semiconductor integrated circuit device and contactless electronic device | Kazuki Watanabe, Ryouzou Yoshino, Norihisa Yamamoto, Keiji Kamei | 2002-11-26 |