Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6162980 | Electronic upright piano and a method of manufacture thereof | Riichi Kitashima, Muneo Ishida, Shinichiro Miwa | 2000-12-19 |
| 5487321 | Keyboard lid, its open-close structure and arm members for keyed instrument | Yoshiaki Shimoda | 1996-01-30 |
| 5465644 | Stand structure for a keyed instrument | Yoshiaki Shimoda | 1995-11-14 |
| 5429026 | Keyboard lid, its open-close structure and arm members for keyed instrument | Yoshiaki Shimoda | 1995-07-04 |
| 5353675 | Open-close structure for a keyed instrument | Yoshiaki Shimoda | 1994-10-11 |