Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9743166 | Device generating sound | Yoshiyuki Abe, Kouichi Shuta, Osamu Yamazaki, Hiroshi Shima, Noriaki IKEZAWA | 2017-08-22 |
| 9544694 | Piezoelectric element, piezoelectric vibration module, and methods of manufacturing the same | Yoshiyuki Abe, Takeshi Mizuno, Hiroshi Shima, Masao Yamaguchi, Noriaki IKEZAWA | 2017-01-10 |
| 6960871 | Piezoelectric transformer | Masao Yamaguchi | 2005-11-01 |
| 6515405 | Mounting structure of piezoelectric transformer and method of mounting piezoelectric transformer | Koichi Saito | 2003-02-04 |
| 6118221 | Cold-cathode tube lighting circuit with protection circuit for piezoelectric transformer | Hiroyuki Sato | 2000-09-12 |
| 5998909 | Piezoelectric transformer | Masafumi KATSUNO, Koichi Okamoto, Yoshiaki Fuda | 1999-12-07 |
| 5949179 | Piezoelectric transformer and power supply including the same | Hiroyuki Sato | 1999-09-07 |
| 5847490 | Piezoelectric transformer wrapped by wrapping member of soft insulating sheet material | Masafumi KATSUNO, Koichi Okamoto, Yoshiaki Fuda | 1998-12-08 |
| 5777425 | Voltage converter for use with a piezoelectric transformer | Yoshihiro Ino, Tetsuo Yoshida, Yoshiaki Fuda, Naoki Wako, Hutoshi Shiotani | 1998-07-07 |