Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7383158 | HVAC service tool with internet capability | Robert E. Krocker, Terence D. Baier, Merle A. Renaud, Robert M. Swanson, Patrick J. Wilson +1 more | 2008-06-03 |
| 6917857 | Magnetically overridden flow control device | Brady Moroney, Joel C. VanderZee | 2005-07-12 |
| 6398581 | Bus connector and method for integrating electrical test points in the bus connector | Terence D. Baier | 2002-06-04 |
| 5553997 | Control method and apparatus for a centrifugal chiller using a variable speed impeller motor drive | Craig M. Goshaw, Brian T. Sullivan | 1996-09-10 |
| 5537830 | Control method and appartus for a centrifugal chiller using a variable speed impeller motor drive | Craig M. Goshaw, Brian T. Sullivan | 1996-07-23 |
| 5355691 | Control method and apparatus for a centrifugal chiller using a variable speed impeller motor drive | Brian T. Sullivan, Craig M. Goshaw | 1994-10-18 |
| 5138844 | Condenser fan control system for use with variable capacity compressor | Thomas J. Clanin, Dennis R. Dorman, Robert L. Oltman, Merle A. Renaud | 1992-08-18 |
| 5058031 | Multilevel phase unbalance compressor motor protection system | Robert M. Swanson, David M. Foye | 1991-10-15 |
| 5027608 | Method and apparatus for determining full load condition in a screw compressor | Michael W. Murry, Robert E. Krocker, Thomas J. Clanin | 1991-07-02 |
| 4686834 | Centrifugal compressor controller for minimizing power consumption while avoiding surge | Paul F. Haley, Brian Scott Junk, Merle A. Renaud | 1987-08-18 |
| 4244517 | Temperature control for variable volume air conditioning system | Dennis A. Stanke | 1981-01-13 |
| 4182484 | Temperature control for variable volume air conditioning system | Dennis A. Stanke | 1980-01-08 |