Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7589516 | Poly-phase electric energy meter | Volker Rzehak, Vincent Wei Chit Chan, Stephen James Underwood | 2009-09-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7589516 | Poly-phase electric energy meter | Volker Rzehak, Vincent Wei Chit Chan, Stephen James Underwood | 2009-09-15 |