Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12260282 | Card reader | — | 2025-03-25 |
| 12254372 | Card reader part | Haiqin Zhou | 2025-03-18 |
| 12103324 | Ink ribbon cassette and printing apparatus | — | 2024-10-01 |
| 11995509 | Card processing device and cover member | Keiji Ohta | 2024-05-28 |
| 11950359 | Card reader | Masaya Fujimoto | 2024-04-02 |
| 10668360 | Card collection storage and card processing device | Keiji Ohta | 2020-06-02 |
| 10586134 | Card issuing device | Keiji Ohta | 2020-03-10 |
| 9519846 | Card reader | Kazunori Takahashi, Tomoya Sato | 2016-12-13 |
| 9487930 | Drive device for construction machine | Masatsugu Hamasaki, Koji Yamashita, Shoji Yoichi | 2016-11-08 |
| 9476498 | Drive device for construction machine | Masatsugu Hamasaki, Koji Yamashita, Masashi Kawabata, Shoji Yoichi | 2016-10-25 |
| 9328817 | Drive device for construction machine | Koji Yamashita, Masatsugu Hamasaki, Masashi Kawabata, Shoji Yoichi | 2016-05-03 |