Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12264042 | Elevator derailment detection device | Kazuaki Koide | 2025-04-01 |
| 10697780 | Position correction apparatus, navigation system and automatic driving system | Kiyoshi Tsurumi, Takeshi Shikimachi, Tadashi Fujimura, Tomokazu Kobayashi | 2020-06-30 |