Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338988 | Voltage converting circuit with low consumption driver | Kotaro Okada | 1994-08-16 |
| 5325030 | Voice coil motor driving circuit with retracting function | Kotaro Okada, Shunichi Utsumi | 1994-06-28 |
| 5247239 | Dual DC/DC voltage converter power system | Kazunori Hibino, Kotaro Okada | 1993-09-21 |
| 5233508 | DC/DC voltage converting device | Kazunori Hibino, Kotaro Okada | 1993-08-03 |
| 5153451 | Fail safe level shifter | Kazunori Hibino, Tatsuo Hayakawa | 1992-10-06 |