Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10760831 | Oil distribution in multiple-compressor systems utilizing variable speed | Terry Nares | 2020-09-01 |
| 10634137 | Suction header arrangement for oil management in multiple-compressor systems | Ronald J. Duppert, Wayne P. Beagle | 2020-04-28 |
| 10612549 | Oil equalization configuration for multiple compressor systems containing three or more compressors | James W. Bush | 2020-04-07 |
| 10495089 | Oil equalization configuration for multiple compressor systems containing three or more compressors | James W. Bush | 2019-12-03 |
| 9939179 | Cascading oil distribution system | — | 2018-04-10 |
| 9777731 | Duct-mounted suction gas filter | Kurt W. R. Bessel, Ronald J. Duppert | 2017-10-03 |
| 9689386 | Method of active oil management for multiple scroll compressors | Ronald J. Duppert, Wayne P. Beagle, Kurt William Robert Bessel | 2017-06-27 |
| 9051934 | Apparatus and method for oil equalization in multiple-compressor systems | — | 2015-06-09 |
| 8317494 | Compressor terminal plate | Peter J. Pileski | 2012-11-27 |
| 7255542 | Compressor with check valve orientated at angle relative to discharge tube | Alexander Lifson | 2007-08-14 |
| 7179067 | Scroll compressor with wrap walls provided with an abradable coating and a load-bearing surface at radially outer locations | James W. Bush, Robert T. Wilson | 2007-02-20 |
| 6887052 | Scroll wrap tip with abradable selectively applied coating and load-bearing surface | James W. Bush, Robert T. Wilson | 2005-05-03 |
| 6739853 | Compact control mechanism for axial motion control valves in helical screw compressors | Yan Tang | 2004-05-25 |
| 6565336 | Normally unseated suction valve | Wayne P. Beagle, Peter F. Kaido | 2003-05-20 |
| 6468060 | Oil film dilation for compressor suction valve stress reduction | Michael J. Dormer, Wayne P. Beagle, Peter F. Kaido, Kyle D. Wessells | 2002-10-22 |
| 6309194 | Enhanced oil film dilation for compressor suction valve stress reduction | Peter F. Kaido, Michael J. Dormer, Wayne P. Beagle, Kyle D. Wessells, Foster P. Lamm | 2001-10-30 |
| 6102680 | Suction valve with release timing chamber | Michael J. Dormer | 2000-08-15 |
| 6099275 | Biased open suction valve | Kyle D. Wessells | 2000-08-08 |
| 5768901 | Refrigerating system employing a compressor for single or multi-stage operation with capacity control | Michael J. Dormer | 1998-06-23 |
| 5591011 | Multi-refrigerant compressor | Michael N. Mantooth, Kevin David Williams | 1997-01-07 |
| 5295815 | Oil inlet feed | Timothy V. Nelson, Steven J. Holden | 1994-03-22 |
| 5211542 | Method and apparatus for oil sump pressure control | Michael J. Dormer | 1993-05-18 |
| 5111737 | Wrist pin retainer for blind assembly | Michael J. Dormer, Timothy V. Nelson | 1992-05-12 |
| 5016447 | Oil return for a two-stage compressor having interstage cooling | L. Thomas Lane, Thomas Brendel | 1991-05-21 |
| 4938666 | Staged unloading of cylinder bank | John J. DeSantis, Peter F. Kaido | 1990-07-03 |