Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221803 | Tone signal generation from fewer circuits | Gen Izumisawa, Yasushi Sato | 1993-06-22 |
| 5099741 | Tone generating apparatus | Yasushi Sato | 1992-03-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221803 | Tone signal generation from fewer circuits | Gen Izumisawa, Yasushi Sato | 1993-06-22 |
| 5099741 | Tone generating apparatus | Yasushi Sato | 1992-03-31 |