Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5115386 | Circuit for controlling an electric power supply apparatus, a method therefor and an uninterruptible power supply | Hidefumi Shirahama, Ikuo Yamato, Norikazu Tokunaga, Yasuo Matsuda, Mitsufumi Iwanaka +1 more | 1992-05-19 |