Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8027182 | Electric current measurement apparatus, voltage measurement apparatus and power supply apparatus | — | 2011-09-27 |
| 7034462 | Power supply circuit for traveling-wave tube which eliminates large relay and relay driving power supply | Eiji Fujiwara | 2006-04-25 |