Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6115268 | Method and apparatus for supplying uninterrupted power | Fang-Yi Lu | 2000-09-05 |
| 5659207 | Uninterrupted power supply with a controlled operation of alternately charging and discharging of inductances | — | 1997-08-19 |