Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D924314 | Electronic cymbal | Syota Kobayashi, Satoshi Sutoh | 2021-07-06 |
| D916951 | Drum claw hook | Satoshi Sutoh | 2021-04-20 |
| D916952 | Drum lug | Yutaka Morita, Satoshi Sutoh | 2021-04-20 |
| 10923091 | Instrument pedal device and operation method of instrument pedal device | Kiyoshi Yoshino | 2021-02-16 |