Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8190380 | Multipoint voltage and current probe system | Ray Choueiry, David J. Coumou | 2012-05-29 |
| 8055203 | Multipoint voltage and current probe system | Ray Choueiry, David J. Coumou | 2011-11-08 |
| 8040141 | Orthogonal radio frequency voltage/current sensor with high dynamic range | David J. Coumou, Yogendra K. Chawla | 2011-10-18 |
| 5115224 | Personal security system network | Karl H. Kostusiak, Daniel F. Pedtke | 1992-05-19 |
| 5111187 | Personal security system network with false alarm prevention | Daniel F. Pedtke | 1992-05-05 |