Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10460537 | Gate control method, authentication device, and gate control system | Takeshi Natsuno | 2019-10-29 |
| 10318942 | Electronic voucher ticket system | — | 2019-06-11 |
| 10235838 | Electronic voucher ticket system | — | 2019-03-19 |
| 10235839 | Electronic voucher ticket system | — | 2019-03-19 |