Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729191 | Electrical inductive flowmeter circuits including coil excitors and current regulators | — | 2004-05-04 |
| 6014902 | Magnetic flowmeter with diagnostics | Peter B. Lewis | 2000-01-18 |
| 5895864 | Magnetic flowmeter with empty tube detection | Shiquan Wang, Peter B. Lewis, Vincent W. Devore | 1999-04-20 |
| 5576497 | Adaptive filtering for a vortex flowmeter | James H. Vignos, M. Charles Cheney, Michael G. Drainville, Joseph J. Lewicke | 1996-11-19 |