Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5387870 | Method and apparatus for feature extraction from internal combustion engine ignition waveforms | Benjamin P. Knapp, Robert Trenary, James T. Walters, David T. Bach | 1995-02-07 |
| 4418388 | Engine waveform pattern analyzer | Clair J. St. Clair, Richard A. Pearson | 1983-11-29 |