Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11512782 | Actuator and exhaust valve driving device | Hikoshi Izumi, Yoshiyuki Ariki, Taiki Miyokawa, Tomoki Mabuchi | 2022-11-29 |
| 11359539 | Actuator and exhaust valve driving device | Hikoshi Izumi, Yoshiyuki Ariki, Taiki Miyokawa, Tomoki Mabuchi | 2022-06-14 |
| 11047424 | Oldham coupling | Hikoshi Izumi, Yoshiyuki Ariki, Taiki Miyokawa | 2021-06-29 |