Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6691525 | Hot gas bypass control for centrifugal chillers | Gregory K. Beaverson, Dennis L. Deitz, Sakin R. Cakmakci | 2004-02-17 |
| 6427464 | Hot gas bypass control for centrifugal chillers | Gregory K. Beaverson, Dennis L. Deitz, Sakin R. Cakmakci | 2002-08-06 |
| 6202431 | Adaptive hot gas bypass control for centrifugal chillers | Gregory K. Beaverson, Dennis L. Deltz | 2001-03-20 |
| 4660386 | Diagnostic system for detecting faulty sensors in liquid chiller air conditioning system | John C. Hansen, Lloyd A. Johnson | 1987-04-28 |
| 4653280 | Diagnostic system for detecting faulty sensors in a refrigeration system | John C. Hansen, Lloyd A. Johnson | 1987-03-31 |
| 4584845 | Control system for liquid chilled by an evaporator | John C. Hansen | 1986-04-29 |
| 4252186 | Condenser with improved heat transfer | Keith E. Starner, Thomas M. Rudy | 1981-02-24 |
| 4248055 | Hot gas bypass control for centrifugal liquid chillers | Arthur D. Day, III | 1981-02-03 |