Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954974 | Turbine engine fan speed monitor | John S. Howell, Gary D. Guenther | 1990-09-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954974 | Turbine engine fan speed monitor | John S. Howell, Gary D. Guenther | 1990-09-04 |