Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6240778 | Liquid level point switch sensor | Alan R. Hannan, Thomas M. Nickolin, Bryan H. McQuitty, J. Jacob Noble | 2001-06-05 |
| 4403145 | Calibration with double-pass measurements and computational peak finding | William M. Stevens, William J. Dirr, Jr. | 1983-09-06 |