Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969242 | Compressor | Stephen L. Shoulders | 2005-11-29 |
| 6826926 | Liquid injection for reduced discharge pressure pulsation in compressors | James W. Bush, Mark A. Daniels, Thomas S. Katra, Alexander Lifson, Reng Rong Lin +3 more | 2004-12-07 |
| 6595763 | Screw compressor with reduced leak path | Timothy C. Wagner, Alexander Lifson, James W. Bush, Mark A. Daniels, Rene Lin +1 more | 2003-07-22 |
| 6488482 | Integral compressor muffler | Peter J. Pileski, Thomas S. Katra | 2002-12-03 |
| 6182467 | Lubrication system for screw compressors using an oil still | Jianping Zhong, Edward A. Huenniger, Fadi S. Maalouf | 2001-02-06 |
| 5597293 | Counterweight drag eliminator | Paul J. Bushnell | 1997-01-28 |
| 5564917 | Rotary compressor with oil injection | Alexander D. Leyderman, Martin M. Mertell | 1996-10-15 |
| 5322420 | Horizontal rotary compressor | — | 1994-06-21 |
| 5221191 | Horizontal rotary compressor | Alexander D. Leyderman, Martin M. Mertell | 1993-06-22 |
| 5022834 | Scroll compressor with enhanced discharge port | Shahrokh Etemad, Howard H. Fraser, Jr., William R. Lane | 1991-06-11 |
| 4854831 | Scroll compressor with plural discharge flow paths | Shahrokh Etemad, Michael Hatzikazakis | 1989-08-08 |
| 4834633 | Scroll machine with wraps of different thicknesses | Shahrokh Etemad, Michael Hatzikazakis | 1989-05-30 |
| 4811471 | Method of assembling scroll compressors | Shahrokh Etemad, Michael Hatzikazakis | 1989-03-14 |
| 4795321 | Method of lubricating a scroll compressor | Shahrokh Etemad, Michael Hatzikazakis | 1989-01-03 |
| 4795322 | Scroll compressor with oil thrust force on orbiting scroll | Shahrokh Etemad, Michael Hatzikazakis | 1989-01-03 |
| 4768936 | Scroll compressor with oil pickup tube in oil sump | Shahrokh Etemad, Michael Hatzikazakis | 1988-09-06 |
| 4743168 | Variable capacity compressor and method of operating | — | 1988-05-10 |
| 4726100 | Method of manufacturing a rotary scroll machine with radial clearance control | Shahrokh Etemad, Michael Hatzikazakis | 1988-02-23 |
| 4389168 | Apparatus for modulating the capacity of a reciprocating compressor | Bruce A. Fraser | 1983-06-21 |
| 4236876 | Multiple compressor system | Bruce A. Fraser | 1980-12-02 |