Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487100 | Semiconductor integrated circuit device and contactless electronic device | Kazuki Watanabe, Norihisa Yamamoto, Hajime Kinota, Keiji Kamei | 2002-11-26 |
| 6427065 | Power transmission system, IC card and information communication system using IC card | Takashi Suga, Yoshihiko Hayashi, Kenji Nagai | 2002-07-30 |
| 6420883 | Semiconductor integrated circuit device and IC card | Kazuki Watanabe, Kenji Nagai, Tatsuya Nishihara | 2002-07-16 |