Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5068613 | Method and apparatus for generating display waveforms im wasted spark ignition systems | Keith Kreft, Thomas Loewe | 1991-11-26 |
| 4795979 | Method and apparatus for determining cylinder #1 power firing event in wasted spark ignition systems | Keith Kreft, Thomas Loewe | 1989-01-03 |