Shoulders; Stephen L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shoulders; Stephen L..The latest application filed is for "refrigerant compressor lubricant viscosity enhancement".
- Shoulders; Stephen L. - Baldwinsville NY
| Patent | Date |
|---|---|
| Method of improving compressor bearing reliability Grant 10,487,833 - Shoulders Nov | 2019-11-26 |
| Refrigerant compressor lubricant viscosity enhancement Grant 10,288,069 - Shoulders | 2019-05-14 |
| Refrigerant Compressor Lubricant Viscosity Enhancement App 20160312781 - Shoulders; Stephen L. | 2016-10-27 |
| Method Of Improving Compressor Bearing Reliability App 20160312782 - Shoulders; Stephen L. | 2016-10-27 |
| De-gassing lubrication reclamation system Grant 8,640,491 - Shoulders February 4, 2 | 2014-02-04 |
| Screw compressor having a slide valve with hot gas bypass port Grant 8,221,104 - Wilson , et al. July 17, 2 | 2012-07-17 |
| Compressor sound suppression Grant 8,162,622 - Shoulders April 24, 2 | 2012-04-24 |
| Automatic Volume Ratio Variation For A Rotary Screw Compressor App 20110038747 - Shoulders; Stephen L. | 2011-02-17 |
| Compressor unloading valve Grant 7,887,310 - Flanigan , et al. February 15, 2 | 2011-02-15 |
| Compressor unloading valve Grant 7,874,820 - Shoulders January 25, 2 | 2011-01-25 |
| Slide Valve With Hot Gas Bypass Port App 20100272580 - Wilson; Francis P. ; et al. | 2010-10-28 |
| Compressor slide valve lubrication Grant 7,798,793 - Shoulders September 21, 2 | 2010-09-21 |
| Screw compressor lubrication Grant 7,690,482 - Shoulders April 6, 2 | 2010-04-06 |
| Compressor Unloading Valve App 20090285710 - Flanigan; Paul J. ; et al. | 2009-11-19 |
| Compressor sound suppression Grant 7,568,898 - Shoulders August 4, 2 | 2009-08-04 |
| Lubrication system for compressor Grant 7,553,142 - Zinsmeyer , et al. June 30, 2 | 2009-06-30 |
| Compressor Unloading Valve App 20090148332 - Shoulders; Stephen L. | 2009-06-11 |
| Compressor Sound Suppression App 20080260546 - Shoulders; Stephen L. | 2008-10-23 |
| De-Gassing Lubrication Reclamation System App 20080210601 - Shoulders; Stephen L. | 2008-09-04 |
| Screw Compressor Lubrication App 20080131301 - Shoulders; Stephen L. | 2008-06-05 |
| Compressor Slide Valve Lubrication App 20080095653 - Shoulders; Stephen L. | 2008-04-24 |
| Compressor Sound Suppression App 20080038121 - Shoulders; Stephen L. | 2008-02-14 |
| Refrigerant/oil separator Grant 7,310,970 - Flanigan , et al. December 25, 2 | 2007-12-25 |
| Compressor sound suppression Grant 7,156,624 - Shoulders January 2, 2 | 2007-01-02 |
| Refrigerant/oil separator App 20060123833 - Flanigan; Paul J. ; et al. | 2006-06-15 |
| Compressor sound suppression App 20060127235 - Shoulders; Stephen L. | 2006-06-15 |
| Compressor Grant 6,969,242 - Yannascoli , et al. November 29, 2 | 2005-11-29 |
| Lubrication system for compressor App 20050186095 - Zinsmeyer, Thomas M. ; et al. | 2005-08-25 |
| Lubricant still and reservoir for refrigeration system Grant 6,904,759 - Shoulders June 14, 2 | 2005-06-14 |
| Compressor App 20040170512 - Yannascoli, Donald ; et al. | 2004-09-02 |
| Lubricant still and reservoir for refrigeration system App 20040118132 - Shoulders, Stephen L. | 2004-06-24 |
| Pre-start bearing lubrication for refrigeration system compressor Grant 6,550,258 - Shoulders April 22, 2 | 2003-04-22 |
| Pressure actuated seal Grant 6,146,119 - Bush , et al. November 14, 2 | 2000-11-14 |
| Reed discharge valve for scroll compressors Grant 6,123,528 - Sun , et al. September 26, 2 | 2000-09-26 |
| Suction accumulator with oil reservoir Grant 5,868,001 - Shoulders February 9, 1 | 1999-02-09 |
| Reverse rotation prevention for scroll compressors Grant 5,496,157 - Shoulders , et al. March 5, 1 | 1996-03-05 |
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