Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6226196 | Piezoelectric transformer inverter | Yasuyuki Morishima | 2001-05-01 |
| 6153962 | Piezoelectric transformer inverter | Takashi Noma, Yasuyuki Morishima | 2000-11-28 |
| 6044003 | Piezoelectric transformer-inverter | Yasuyuki Morishima | 2000-03-28 |