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LIFSON ALEXANDER

Overview
  • Total Patents
    64
About

LIFSON ALEXANDER has a total of 64 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States. Its main competitors in its focus markets thermal processes, engines, pumps and turbines and environmental technology are ZEHNDER RADIATOREN & APPBAU GE, ALTECH CONTROLS CORP and SHI APD CRYOGENICS INC.

Patent filings in countries

World map showing LIFSON ALEXANDERs patent filings in countries
# Country Total Patents
#1 United States 64

Patent filings per year

Chart showing LIFSON ALEXANDERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lifson Alexander 64
#2 Taras Michael F 52
#3 Lifson Mark A 3
#4 Scarcella Jason D 2
#5 Srinivasan Sriram 2
#6 Mulcahy John 1
#7 Taras George M 1
#8 Karpman Boris 1
#9 Scarcella Jason 1
#10 Barito Thomas R 1

Latest patents

Publication Filing date Title
US2011132015A1 Dedicated pulsing valve for compressor cylinder
US2011041524A1 Refrigerant system performance enhancement by subcooling at intermediate temperatures
US2011209485A1 Suction superheat conrol based on refrigerant condition at discharge
US2011214439A1 Tandem compressor of different types
US2010139298A1 Motor-compressor drive apparatus
US2010083677A1 Economized refrigerant system utilizing expander with intermediate pressure port
US2010051126A1 Tandem compressors with common intermediate port
US2010077777A1 Economized refrigeration cycle with expander
US2010011788A1 Off-season start-ups to improve reliability of refrigerant system
US2010068084A1 Modular compressor-valve design for refrigerant system
US2009165472A1 System performance correction by modifying refrigerant composition in a refrigerant system
US2009012651A1 Including Energy Price in Optimizing Refrigerant System Operation
US2008256961A1 Economized Refrigerant System with Vapor Injection at Low Pressure
US2006005571A1 Refrigerant system with reheat function provided by auxiliary heat exchanger
US6969243B1 Scroll compressor with recess on crankcase or orbiting scroll