Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11555494 | Oldham coupling in co-rotating scroll compressors | Jianhui PENG, Fei Fei Feng | 2023-01-17 |
| 11542942 | Dynamic radial compliance in scroll compressors | Greg Hahn, Joe T. Hill, Jianhui PENG | 2023-01-03 |
| 10920776 | Rotary compressor and assembly method thereof | Joe T. Hill | 2021-02-16 |
| 8840384 | Scroll compressor capacity modulation with solenoid mounted outside a compressor shell | Tapesh P. Patel, Joe T. Hill, Tracy L. Milliff, Harshal Upadhye, Behzad Parastar +1 more | 2014-09-23 |
| 8337183 | Oil return valve for a scroll compressor | Tracy L. Milliff, Thomas R. Barlto, Edward A. Tomayko, Joe T. Hill, Carlos Zamudio +3 more | 2012-12-25 |
| 8328531 | Scroll compressor with three-step capacity control | Tracy L. Milliff, Zili Sun, Tapesh P. Patel, Jacob Munich, Joe T. Hill | 2012-12-11 |
| 8308448 | Scroll compressor capacity modulation with hybrid solenoid and fluid control | Joe T. Hill, Tracy L. Milliff, Tapesh P. Patel, Harshal Upadhye, Behzad Parastar +1 more | 2012-11-13 |
| 8215926 | Scroll compressor counterweight with cooling flow directing surface | Joe T. Hill | 2012-07-10 |
| 7766628 | Sealed compressor with structure on lower housing shell to assist weld placement | Vince Loy, Paul J. Cambron, Zili Sun | 2010-08-03 |
| 7083397 | Scroll compressor with motor control for capacity modulation | Joseph F. Loprete, John R. Williams, Joe T. Hill | 2006-08-01 |
| 6896499 | Scroll compressor with flow restriction and back pressure chamber tap | Robert Carl Witham, Gregory William Hahn, Thomas R. Barito | 2005-05-24 |
| 6761545 | Scroll compressor with flow restriction and back pressure chamber tap | Robert Carl Witham, Gregory William Hahn, Thomas R. Barito | 2004-07-13 |
| 6722861 | Scroll compressor with motor control for capacity modulation | Joseph F. Loprete, John R. Williams, Joe T. Hill | 2004-04-20 |
| 6619934 | Scroll compressor with motor control for capacity modulation | Joseph F. Loprete, John R. Williams, Joe T. Hill | 2003-09-16 |
| 6488489 | Method of aligning scroll compressor components | John R. Williams, Joe T. Hill, Tracy L. Milliff, Michael R. Young | 2002-12-03 |
| 6287089 | Scroll compressor with heat shield | John R. Williams, Tracy L. Milliff, Joe T. Hill, Todd W. Dewar | 2001-09-11 |
| 6264452 | Reinforcement pin for check valve | Zili Sun | 2001-07-24 |
| 6247907 | Thin counterweight for sealed compressor | John R. Williams, Tracy L. Milliff, Thomas R. Barito | 2001-06-19 |
| 6247909 | Bearing assembly for sealed compressor | John R. Williams, Tracy L. Milliff, Joe T. Hill, Michael R. Young | 2001-06-19 |
| 6227830 | Check valve mounted adjacent scroll compressor outlet | Joe T. Hill, John R. Williams, Tracy L. Milliff, Michael R. Young | 2001-05-08 |
| 6203299 | Capacity modulation for scroll compressors | John R. Williams, Joe T. Hill, Tracy L. Milliff, Terry L. Lyons | 2001-03-20 |
| 6132191 | Check valve for scroll compressor | Jason Hugenroth, Dennis J. Janda | 2000-10-17 |
| 6113371 | Scroll-type machine with compact Oldham coupling | John R. Williams, Joe T. Hill | 2000-09-05 |
| 6077057 | Scroll compressor with back pressure seal protection during reverse rotation | Jason Hugenroth, John R. Williams, Thomas R. Barito | 2000-06-20 |
| 6056524 | Scroll compressor assembly | John R. Williams, Joe T. Hill | 2000-05-02 |