Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5410246 | Method for detection of a marked element in proximity to a sensor | Mark K. Cornwall, Keith Grateful, John Buffington | 1995-04-25 |
| 5130641 | Eddy wheel edge sensor | Mark K. Cornwall, Keith Grateful, John Buffington | 1992-07-14 |