Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8287230 | Fixed and variable compressor system capacity control | Hung M. Pham | 2012-10-16 |
| 7918655 | Fixed and variable compressor system capacity control | Hung M. Pham | 2011-04-05 |
| 7132951 | Apparatus and method for protecting an uninterruptible power supply and critical loads connected thereto | Steven J. Ziejewski | 2006-11-07 |