AL

Alexander Lifson

CA Carrier: 157 patents #1 of 2,507Top 1%
ST Scroll Technologies: 15 patents #12 of 60Top 20%
HA Halliburton: 1 patents #490 of 857Top 60%
Overall (All Time): #4,640 of 4,157,543Top 1%
173
Patents All Time

Issued Patents All Time

Showing 25 most recent of 173 patents

Patent #TitleCo-InventorsDate
11225186 Performance and position monitoring of a mobile HVAC and R unit Michael F. Taras 2022-01-18
11029040 Heating system including a refrigerant boiler Richard G. Lord, Michael F. Taras, Eugene Duane Daddis, Jr., Ludgina Fils Dieujuste, Kenneth J. Nieva 2021-06-08
10799828 Hard interface dynamic seals Farley William Postgate 2020-10-13
10704813 Ejectors and methods of manufacture Steven A. Lozyniak, Zuojun Shi, Parmesh Verma, Kenneth Cresswell, J. Michael Griffin +1 more 2020-07-07
10619629 Discharge reed valve for reciprocating refrigeration compressor 2020-04-14
10352592 Ejector system and methods of operation Zuojun Shi, Hans-Joachim Huff, Parmesh Verma, Thomas D. Radcliff, Frederick J. Cogswell +2 more 2019-07-16
10337507 Bypass unloader valve for compressor capacity control Michael F. Taras 2019-07-02
10253766 Economized reciprocating compressor Paul J. Flanigan 2019-04-09
10107535 Pressure spike reduction for refrigerant systems incorporating a microchannel heat exchanger Michael F. Taras 2018-10-23
10006681 Pulse width modulation with discharge to suction bypass Michael F. Taras 2018-06-26
9995516 Superheat control for HVACandR systems Michael F. Taras, Richard G. Lord 2018-06-12
9989279 Refrigerant vapor compression system with intercooler Hans-Joachim Huff, KeonWoo Lee, Lucy Yi Liu, Suresh Duraisamy, Zvonko Asprovski +1 more 2018-06-05
9890982 Discrete frequency operation for unit capacity control Michael F. Taras 2018-02-13
9677788 Refrigerant system with multiple load modes Mark J. Perkovich 2017-06-13
9494352 Refrigerant system with control to address flooded compressor operation Jason Scarcella 2016-11-15
9464835 Remote software loading for refrigerant system Michael F. Taras 2016-10-11
9200811 System and method for control of heat system operation by changing a switching set point of operation Michael F. Taras 2015-12-01
9139066 Combined operation and control of suction modulation and pulse width modulation valves Michael F. Taras 2015-09-22
9103575 Operation and control of tandem compressors and reheat function Michael F. Taras 2015-08-11
8955343 Ejector cycle refrigerant separator Parmesh Verma, Jinliang Wang, Frederick J. Cogswell, Hans-Joachim Huff, Richard G. Lord 2015-02-17
8956135 Screw compressor with asymmetric ports 2015-02-17
8925336 Refrigerant system performance enhancement by subcooling at intermediate temperatures Michael F. Taras 2015-01-06
8904813 Pulse width modulated system with pressure regulating valve Michael F. Taras 2014-12-09
8726679 Dedicated pulsing valve for compressor cylinder Sriram Srinivasan, Paul J. Flanigan 2014-05-20
8661846 Restriction in vapor injection line Michael F. Taras 2014-03-04