Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7219560 | Method for determining and correcting for turbine meter overspin at the instantaneous stoppage of flow rate | Frederick R. John | 2007-05-22 |
| 6935191 | Fuel dispenser fuel flow meter device, system and method | William P. Shermer, Seifollah S. Nanaji | 2005-08-30 |
| 6692535 | Method and apparatus using turbine flow meter to measure fluid flow therethrough without reference to viscosity | — | 2004-02-17 |
| 6651517 | Fuel dispensing system | — | 2003-11-25 |
| 5689071 | Wide range, high accuracy flow meter | Donald F. Ruffner | 1997-11-18 |
| 4576551 | Turbo machine blading | Lester E. Chadbourne, deceased | 1986-03-18 |
| 4411759 | Electrolytic chlorine generator | — | 1983-10-25 |
| 4320381 | Gear ratio indicator | — | 1982-03-16 |
| 4248715 | Electrolytic chlorine generator | — | 1981-02-03 |