Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10838680 | Display system and computer-readable recording medium | — | 2020-11-17 |
| 10832494 | Attendance management device, attendance management system, attendance management method and storage medium | — | 2020-11-10 |
| 10817864 | Sales data processing apparatus, terminal apparatus and recording method | — | 2020-10-27 |
| 10732956 | Information processing device, information update system, information processing method and storage medium | — | 2020-08-04 |
| 10657510 | Sales data processing apparatus and computer-readable storage medium | — | 2020-05-19 |
| 9363218 | Information processing device, information processing system and computer-readable storage medium | — | 2016-06-07 |
| 8909275 | Wireless communication system | Kazuhiro Oishi | 2014-12-09 |
| 6195645 | Data communication system | Kazuyoshi Toma | 2001-02-27 |