Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157962 | Vibratory viscometer transducer with isolation support for inline viscosity sensor | John V. Fitzgerald | 1992-10-27 |
| 5067344 | Vibratory viscometer transducer with isolation support for inline viscosity sensor | John V. Fitzgerald | 1991-11-26 |
| 5054313 | Control circuitry for viscosity sensors | John V. Fitzgerald, Frank J. Matusik, John R. Stone, Edmond J. Dougherty, John L. Batton | 1991-10-08 |