Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10804873 | Automatic impedance matching system, method and apparatus | Paul Hrivnak, John L. Keith | 2020-10-13 |
| 10680574 | Automatic impedance matching system, method and apparatus | Paul Hrivnak, John L. Keith | 2020-06-09 |
| 9805572 | Differential current measurements to determine ion current in the presence of leakage current | Joseph Julicher, Keith Curtis | 2017-10-31 |
| 9437093 | Differential current measurements to determine ION current in the presence of leakage current | Joseph Julicher, Keith Curtis | 2016-09-06 |
| 6571617 | Method and apparatus using directional antenna or learning modes for tire inflation pressure monitoring and location determination | Jan Van Niekerk, Roger D. St. Amand, Joseph A. Uradnik | 2003-06-03 |
| 6463798 | Tire inflation pressure monitoring and location determining method and apparatus | Jan Van Niekerk, Roger D. St. Amand, Joseph A. Uradnik | 2002-10-15 |
| 6384762 | Digitally switched impedance having improved linearity and settling time | Michael Brunolli, Chinh L. Hoang | 2002-05-07 |