Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7594430 | Methods for monitoring fouling of aqueous systems including enhanced heat exchanger tubes | Edward S. Beardwood, Steven Colby, Dwight E. Emerich | 2009-09-29 |
| 7581874 | Apparatuses and systems for monitoring fouling of aqueous systems including enhanced heat exchanger tubes | Eric P. Hoernle | 2009-09-01 |
| 7208117 | Automated process for inhibiting corrosion in an inactive boiler containing an aqueous system | Vladimir Grigorov, Lois J. Neil, Bruce L. Lubutti | 2007-04-24 |
| 6510368 | Performance-based control system | Edward S. Beardwood, James George Knudsen | 2003-01-21 |
| 6068012 | Performance-based control system | Edward S. Beardwood, James George Knudsen | 2000-05-30 |
| 5855791 | Performance-based control system | John E. Haaland | 1999-01-05 |
| 5068196 | Method for determining fluid corrosiveness | James Coyle | 1991-11-26 |
| 4886090 | Apparatus for failsafe metering of a fluid | — | 1989-12-12 |