Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6972662 | RFID (radio frequency identification) and IC card | Takehiro Ohkawa, Miki Yuyama, Hiroshi Yoshigi, Kazuki Watanabe | 2005-12-06 |
| 6955300 | Dual interface IC card | Hiroshi Yoshigi, Takehiro Ookawa, Kazuki Watanabe | 2005-10-18 |