Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11480373 | Variable speed drive control for chiller coast-through | Curtis Christian Crane, Mark Robinson Bodell, II, Curtis G. Rager, Dean K. Norbeck | 2022-10-25 |
| 10707800 | Multi-pulse constant voltage transformer for a variable speed drive in chiller applications | Zhiqiao Wu | 2020-07-07 |
| 10568261 | Dynamic combine fire risk index and display | — | 2020-02-25 |
| 10337781 | Variable speed drive control for chiller coast-through | Curtis Christian Crane, Mark Robinson Bodell, II, Curtis G. Rager, Dean K. Norbeck | 2019-07-02 |
| 10075117 | Multi-pulse constant voltage transformer for a variable speed drive in chiller applications | Zhiqiao Wu | 2018-09-11 |
| 8863551 | Heat exchanger | Paul De Larminat, Jeb W. Schreiber, Jay A. Kohler, Mustafa K. Yanik, William F. McQuade +4 more | 2014-10-21 |
| 8820105 | Medium voltage power controller | Dean K. Norbeck | 2014-09-02 |
| 8590329 | Medium voltage power controller | Dean K. Norbeck | 2013-11-26 |
| 8516850 | Motor cooling applications | Ivan Jadric, Steven J. Estes, Koman B. Nambiar, Andrew M. Welch, Steven T. Sommer +1 more | 2013-08-27 |
| 8434323 | Motor cooling applications | Andrew M. Welch, Steven J. Estes, Steven T. Sommer, Gregory K. Beaverson | 2013-05-07 |
| 8353174 | Control method for vapor compression system | Ivan Jadric, Zhiqiao Wu, Michael S. Todd, Justin Warner, Shreesha Adiga Manoor +3 more | 2013-01-15 |
| 8336323 | Variable speed drive with pulse-width modulated speed control | Konstantin Borisov, Zhiqiao Wu, Michael S. Todd, Justin Warner, Shreesha Adiga Manoor +3 more | 2012-12-25 |
| 8302426 | Heat exchanger | Paul De Larminat, Jeb W. Schreiber, Jay A. Kohler, Mustafa K. Yanik, William F. McQuade +4 more | 2012-11-06 |
| 8286439 | Variable speed drive for permanent magnet motor | Zhiqiao Wu, Ivan Jadric, Michael S. Todd, Justin Warner, Shreesha Adiga Manoor +3 more | 2012-10-16 |
| 8258664 | Permanent magnet synchronous motor and drive system | Justin Warner, Ivan Jadric, Michael S. Todd, Zhiqiao Wu, Shreesha Adiga Manoor +3 more | 2012-09-04 |
| 8193756 | Variable speed drive for permanent magnet motor | Ivan Jadric, Zhiqiao Wu, Michael S. Todd, Justin Warner, Shreesha Adiga Manoor +3 more | 2012-06-05 |
| 8109104 | System and method for detecting decreased performance in a refrigeration system | Martin L. Doll, Jr. | 2012-02-07 |
| 6386272 | Device and method for detecting fouling in a shell and tube heat exchanger | Keith E. Starner | 2002-05-14 |
| 6247295 | Hydro-mechanical transmission system for an agricultural combine | Jeffery D. Frego, David J. Templeton, Steven C. Young | 2001-06-19 |
| 6110976 | Perfluoro (alkoxycycloalkane) carbonyl fluoride compositions and their use | George G. I. Moore, Stephen D. Polson, Patricia M. Savu, Richard M. Stern | 2000-08-29 |
| 5756000 | Perfluoro(alkoxycycloalkane)carbonyl fluoride compositions and their use | George G. I. Moore, Stephen D. Polson, Patricia M. Savu, Richard M. Stern | 1998-05-26 |
| 5669225 | Variable speed control of a centrifugal chiller using fuzzy logic | Gregory K. Beaverson, Russell P. Wueschinski, Craig N. Shores | 1997-09-23 |
| 5573654 | Process for making hexafluoropropane and perfluoropropane | Yuri Cheburkov | 1996-11-12 |
| 5486271 | Process for preparing perfluoroalkanesulfonyl fluorides | Herward A. Vogel | 1996-01-23 |
| 5474657 | Preparation of F-alkyl F-isobutyl ethers by electrochemical fluorination | — | 1995-12-12 |