Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4913023 | Bar for use in electronic percussion system | Masaaki Mizuguchi | 1990-04-03 |
| 4801771 | Force sensitive device | Masaaki Mizuguchi | 1989-01-31 |
| 4796509 | Electronic tuning apparatus | Masaaki Mizuguchi | 1989-01-10 |