Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4513652 | Solenoid actuator for use in automatic performance piano | Shigeru Muramatsu, Yuji Fujiwara, Jun Yamamoto | 1985-04-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4513652 | Solenoid actuator for use in automatic performance piano | Shigeru Muramatsu, Yuji Fujiwara, Jun Yamamoto | 1985-04-30 |