Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11399230 | Electroacoustic transducer | Yu TSUCHIHASHI | 2022-07-26 |
| 11346709 | Sensor unit and musical instrument | Kunio Hiyama, Seiichiro Iida, Hiroshi Koike, Hidekazu Kodama | 2022-05-31 |
| 11284200 | Transducer | Yu TSUCHIHASHI | 2022-03-22 |