Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8001392 | Battery load allocation in parallel-connected uninterruptible power supply systems | — | 2011-08-16 |
| 7948778 | Self-testing power supply apparatus, methods and computer program products | Hans-Erik Pfitzer, Rune Lennart Jonsson, John G. Tracy, Miguel Chavez, Frederick Tassitino | 2011-05-24 |