Inventor · disambiguated record
Stephen L. Shoulders
Also filed as: SHOULDERS STEPHEN · SHOULDERS STEPHEN L
21 granted patents·2 pending applications·330 citations·filing 1994–2014
95Inventor score
Top patents by PatentIndex Score
23 records- 0195US6550258B1Pre-start bearing lubrication for refrigeration system compressorCARRIER CORP·Filed 2000·Granted Apr 22, 2003·43 cites·9 claims
- 0293US6146119APressure actuated sealCARRIER CORP·Filed 1997·Granted Nov 14, 2000·66 cites·15 claims
- 0389US7568898B2Compressor sound suppressionCARRIER CORP·Filed 2005·Granted Aug 4, 2009·11 cites·18 claims
- 0486US6123528AReed discharge valve for scroll compressorsSCROLL TECH·Filed 1998·Granted Sep 26, 2000·54 cites·17 claims
- 0585US8640491B2De-gassing lubrication reclamation systemSHOULDERS STEPHEN L·Filed 2005·Granted Feb 4, 2014·12 cites·20 claims
- 0684US8221104B2Screw compressor having a slide valve with hot gas bypass portWILSON FRANCIS P·Filed 2006·Granted Jul 17, 2012·10 cites·17 claims
- 0784US7690482B2Screw compressor lubricationCARRIER CORP·Filed 2005·Granted Apr 6, 2010·8 cites·16 claims
- 0882US8162622B2Compressor sound suppressionSHOULDERS STEPHEN L·Filed 2005·Granted Apr 24, 2012·8 cites·18 claims
- 0981US7798793B2Compressor slide valve lubricationCARRIER CORP·Filed 2005·Granted Sep 21, 2010·7 cites·17 claims
- 1081US5496157AReverse rotation prevention for scroll compressorsCARRIER CORP·Filed 1994·Granted Mar 5, 1996·32 cites·9 claims
- 1172US6904759B2Lubricant still and reservoir for refrigeration systemCARRIER CORP·Filed 2002·Granted Jun 14, 2005·17 cites·7 claims
- 1269US7156624B2Compressor sound suppressionCARRIER CORP·Filed 2004·Granted Jan 2, 2007·15 cites·20 claims
- 1367US7887310B2Compressor unloading valveCARRIER CORP·Filed 2005·Granted Feb 15, 2011·3 cites·22 claims
- 1464US5868001ASuction accumulator with oil reservoirCARRIER CORP·Filed 1997·Granted Feb 9, 1999·26 cites·2 claims
- 1563US7874820B2Compressor unloading valveCARRIER CORP·Filed 2005·Granted Jan 25, 2011·3 cites·22 claims
- 1663US7553142B2Lubrication system for compressorCARRIER CORP·Filed 2004·Granted Jun 30, 2009·7 cites·16 claims
- 1760US10487833B2Method of improving compressor bearing reliabilityCARRIER CORP·Filed 2014·Granted Nov 26, 2019·0 cites·8 claims
- 1860US10288069B2Refrigerant compressor lubricant viscosity enhancementCARRIER CORP·Filed 2014·Granted May 14, 2019·0 cites·18 claims
- 1954US6969242B2CompressorCARRIER CORP·Filed 2003·Granted Nov 29, 2005·5 cites·20 claims
- 2049US2011038747A1Automatic volume ratio variation for a rotary screw compressorCARRIER CORP·Filed 2009·Application pending·0 cites
- 2142US7310970B2Refrigerant/oil separatorCARRIER CORP·Filed 2004·Granted Dec 25, 2007·1 cites·14 claims
- 2236US2001031213A1Screw machineFiled 2000·Application pending·0 cites
- 2333USRE37837EReverse rotation prevention for scroll compressorsCARRIER CORP·Filed 1998·Granted Sep 10, 2002·2 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Stephen L. Shoulders files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →