Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9143048 | Power supply device and arc machining power supply device | Haruhiko Manabe | 2015-09-22 |
| 8804375 | PWM-PSM controlled power supply with auxiliary switching circuit for soft-switching | Haruhiko Manabe, Hirotsune Tajima, Kazutoshi Nagami, Masayoshi Kureha | 2014-08-12 |
| 8462505 | Power supply apparatus including fan for air cooling | Kazutoshi Nagami, Toshimitsu Doi, Haruhiko Manabe, Hirotsune Tajima, Masayoshi Kureha +1 more | 2013-06-11 |