Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11933301 | Variable capacity screw compressor and method | John R. Sauls | 2024-03-19 |
| 11486396 | Variable capacity screw compressor and method | John R. Sauls | 2022-11-01 |
| 11022117 | Variable capacity screw compressor and method | Dennis M. Beekman, Daniel R. Crum, Timothy Hagen, John R. Sauls | 2021-06-01 |
| 10941770 | Variable capacity screw compressor and method | John R. Sauls | 2021-03-09 |
| 9556875 | Centrifugal compressor assembly and method | Paul F. Haley, Frederic Byron Hamm, Jr., David M. Foye, James A. Kwiatkowski, Rick T. James +2 more | 2017-01-31 |
| 8627680 | Centrifugal compressor assembly and method | Paul H. Haley, Frederic Byron Hamm, Jr., David M. Foye, James A. Kwiatkowski, Rick T. James +2 more | 2014-01-14 |
| 8613555 | Composite metal-polymer bushing and crankshaft assembly | Michael Gerard Benco, William E. Lapp, Derrick Lepak, Arther L. Butterworth, David Janda | 2013-12-24 |
| 8037713 | Centrifugal compressor assembly and method | Paul F. Haley, Frederic Byron Hamm, Jr., David M. Foye, James A. Kwiatkowski, Rick T. James +2 more | 2011-10-18 |
| 6532754 | Method of optimizing and rating a variable speed chiller for operation at part load | Paul F. Haley | 2003-03-18 |
| 6065297 | Liquid chiller with enhanced motor cooling and lubrication | James C. Tischer | 2000-05-23 |
| 5829267 | Fresh air inlet and damper | Dale E. Fromm, Walter Earhart, Jr., William A. Smiley III | 1998-11-03 |
| 5741180 | Fresh air flor modulation device | Lunxi Peter Xia, Rolf M. Hanson, Nels R. Ebbesen, Michael Lunacek, Robert M. Swanson +1 more | 1998-04-21 |
| 5674125 | Fresh air flow modulation device | Lunxi Peter Xia, Rolf M. Hanson, Nels R. Ebbesen, Michael Lunacek, Robert M. Swanson +1 more | 1997-10-07 |
| 5600960 | Near optimization of cooling tower condenser water | Michael C. A. Schwedler, Jon R. Hage, Michael Stiyer | 1997-02-11 |
| 5138844 | Condenser fan control system for use with variable capacity compressor | Thomas J. Clanin, Robert L. Oltman, Merle A. Renaud, Paul C. Rentmeester | 1992-08-18 |