Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4679430 | Ultrasonic liquid interface detector | Colin B. Scott-Kestin, Roger B. Pike, Roger Dwight Watkins, Arthur B. Gillespie | 1987-07-14 |
| 4604612 | Ice detector | Roger Dwight Watkins, Arthur B. Gillespie, Roger B. Pike, Colin B. Scott-Kestin | 1986-08-05 |