Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7571028 | Method and system for AC power grid monitoring | Deirdre Alphenaar | 2009-08-04 |
| 7398168 | Method and system for monitoring power flow through an electric power transmission line | Deirdre Alphenaar, Stephen M. Deese | 2008-07-08 |
| 7376522 | Method and system for determining the direction of fluid flow | Deirdre Alphenaar, Susan Olson | 2008-05-20 |
| 7274996 | Method and system for monitoring fluid flow | John Hill, Deirdre Alphenaar | 2007-09-25 |