Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8836308 | Step-down type DC-DC regulator | — | 2014-09-16 |
| 8836301 | Power supply unit | — | 2014-09-16 |
| 8675326 | Bidirectional switch and charge/discharge protection device using same | — | 2014-03-18 |
| 8664927 | Voltage regulator | — | 2014-03-04 |
| 8530996 | Buck regulator structure comprising high-side and low-side voltage HEMT transistors | — | 2013-09-10 |
| 6031246 | Method of producing semiconductor devices and method of evaluating the same | Makoto Hamada | 2000-02-29 |
| 5886363 | Semiconductor device and pattern including varying transistor patterns for evaluating characteristics | Makoto Hamada | 1999-03-23 |