Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6278227 | Piezoelectric transformer | Yoshiaki Fuda | 2001-08-21 |
| 6051915 | Piezoelectric transformer | Yoshiaki Fuda | 2000-04-18 |
| 5998909 | Piezoelectric transformer | Katsunori Kumasaka, Koichi Okamoto, Yoshiaki Fuda | 1999-12-07 |
| 5847490 | Piezoelectric transformer wrapped by wrapping member of soft insulating sheet material | Katsunori Kumasaka, Koichi Okamoto, Yoshiaki Fuda | 1998-12-08 |