Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6204644 | Switching power supply for speeding up turn-off operation of a switching element | — | 2001-03-20 |
| 6009001 | Self-oscillation-resonance type power supply circuit | — | 1999-12-28 |
| 5995389 | Power supply control device | — | 1999-11-30 |
| 5995390 | Power supply control device | — | 1999-11-30 |
| 5930124 | Switching power supply | — | 1999-07-27 |
| 5907482 | Power supply control device | — | 1999-05-25 |
| 5850335 | Isolation-type switching power supply | — | 1998-12-15 |
| 5796241 | Self-excited oscillation type power supply device | — | 1998-08-18 |
| 5691632 | Switching power supply | — | 1997-11-25 |
| 5515263 | Isolated switching power source | Noriyuki Yoshizawa | 1996-05-07 |
| 5389871 | Self-oscillation type DC-DC converter | — | 1995-02-14 |