Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8011588 | Electronic wallet device and method of using electronic value | Takayasu Kon, Yasunori Kamada, Takashi Fukushima, Yoichiro Sako, Masamichi Asukai +3 more | 2011-09-06 |
| 7980458 | Electronic wallet device and communication method | Takayasu Kon, Yasunori Kamada, Takashi Fukushima, Yoichiro Sako, Masamichi Asukai +3 more | 2011-07-19 |
| 7936877 | Data transfer system, data transfer device, data recording device and data transfer method | Eiichiro Morinaga, Takayasu Kon, Yasunori Kamada | 2011-05-03 |