Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10747857 | Event-based security challenges | Robert Koch, Robert F. Bridger | 2020-08-18 |
| 10083284 | Event-based security challenges | Robert Koch, Robert F. Bridger | 2018-09-25 |
| 9298898 | Event-based security challenges | Robert Koch, Robert F. Bridger | 2016-03-29 |
| 5043900 | Ignition system with feedback controlled dwell | William Allen, Edward L. Korte, Ira C. Miller, Jr., Kent A. Wikarski | 1991-08-27 |
| 4933861 | Ignition system with feedback controlled dwell | William Allen, Edward L. Korte, Ira C. Miller, Jr., Kent A. Wikarski | 1990-06-12 |