Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8556598 | Sealed compressor with multiple compressor unit | Joe T. Hill | 2013-10-15 |
| 8337183 | Oil return valve for a scroll compressor | Tracy L. Milliff, Thomas R. Barlto, Edward A. Tomayko, Joe T. Hill, Zili Sun +3 more | 2012-12-25 |
| 8328534 | Deformed shell for holding motor stator in a compressor shell | Tracy L. Milliff | 2012-12-11 |
| 7857603 | Piezoelectric drive for scroll compressor | — | 2010-12-28 |
| 7261527 | Compressor check valve retainer | Daniel F. Alexander, Jay Andrew Herbert | 2007-08-28 |
| 7043817 | Method of aligning scroll compressor pump cartridge | Michael P. Powell, Edward A. Tomayko | 2006-05-16 |
| 6966759 | Compressor diagnostic and recording system | Greg Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito, James W. Bush +2 more | 2005-11-22 |
| 6964558 | Compressor utilizing low volt power tapped from high volt power | Greg Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito, James W. Bush +2 more | 2005-11-15 |
| 6893234 | Non-circular centered seal for back pressure chamber | Zili Sun | 2005-05-17 |
| 6641368 | Compressor utilizing low volt power tapped from high volt power | Greg Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito, James W. Bush +2 more | 2003-11-04 |
| 6634874 | Scroll compressor with anti-reverse rotation clutch | James W. Bush, John R. Williams, Zili Sun, Jason Hugenroth, Gregory William Hahn +2 more | 2003-10-21 |
| 6599109 | Scroll compressor with improved oil flow | Zili Sun, Jason Hugenroth, Greg Hahn, Thomas R. Barito, James W. Bush +2 more | 2003-07-29 |
| 6566841 | Scroll compressor having multiple motor performance characteristics | James W. Bush, John R. Williams, Zili Sun, Jason Hugenroth, Gregory William Hahn +2 more | 2003-05-20 |
| 6558126 | Compressor utilizing low volt power tapped from high volt power | Greg Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito, James W. Bush +2 more | 2003-05-06 |
| 6464480 | Oil spout for scroll compressor | David M. Fenocchi, Paul Murphy | 2002-10-15 |
| 6464470 | Scroll compressor with variable discharge port | Joe T. Hill, Gregory William Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito +2 more | 2002-10-15 |
| 6418740 | External high pressure to low pressure valve for scroll compressor | John R. Williams, Gregory William Hahn, Joe T. Hill, Zili Sun, Jason Hugenroth +2 more | 2002-07-16 |
| 6416301 | Scroll compressor with axially floating non-orbiting scroll and no separator plate | James W. Bush, Zili Sun, Jason Hugenroth, Greg Hahn, Thomas R. Barito +2 more | 2002-07-09 |
| 6413058 | Variable capacity modulation for scroll compressor | John R. Williams, James W. Bush, Zili Sun, Jason Hugenroth, Greg Hahn +2 more | 2002-07-02 |
| 6406265 | Compressor diagnostic and recording system | Greg Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito, James W. Bush +2 more | 2002-06-18 |
| 6397614 | Modified expansion device for refrigerant cycle low charge operation | Greg Hahn, Zili Sun, Jason Hugenroth, Thomas R. Barito, James W. Bush +2 more | 2002-06-04 |
| 6386847 | Scroll compressor having clutch with powered reverse rotation protection | James W. Bush, John R. Williams, Zili Sun, Jason Hugenroth, Greg Hahn +2 more | 2002-05-14 |
| 6368065 | Linear drive scroll compressor assemble | Jason Hugenroth, Gregory Hahn, Zili Sun, Thomas R. Barito, James W. Bush +2 more | 2002-04-09 |
| 6364619 | Sealed compressor with temperature feedback to motor protector unit | John R. Williams, Zili Sun, Jason Hugenroth, Greg Hahn, Thomas R. Barito +2 more | 2002-04-02 |
| 6354821 | Scroll compressor with dual clutch capacity modulation | Gregory William Hahn, Joe T. Hill, Zili Sun, Jason Hugenroth, Thomas R. Barito +2 more | 2002-03-12 |