Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8049488 | Electrical power metering device and method of operation thereof | Philip T. Dempster, Richard Liang | 2011-11-01 |
| 7622911 | Electrical power metering device and method of operation thereof | Philip T. Dempster, Richard Liang | 2009-11-24 |