Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10706403 | Settlement system, information processing device and server device | Hiroyuki Takeuchi, Ryuichi Yoshida, Yasumasa NAKAI, Tatsuya Niwa | 2020-07-07 |
| 9727857 | Portable information processing device, settlement system, recording medium, and information processing method | Hiroyuki Takeuchi, Ryuichi Yoshida, Yasumasa NAKAI, Tatsuya Niwa | 2017-08-08 |