Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9774262 | Current resonance type power supply device | Osamu Ohtake | 2017-09-26 |
| 9716427 | Power factor correction circuit having bottom skip controller | Osamu Ohtake, Youichi Terasawa | 2017-07-25 |
| 9641088 | Current resonant power source apparatus | Osamu Ohtake | 2017-05-02 |