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FRICK CO

Overview
  • Total Patents
    256
About

FRICK CO has a total of 256 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets thermal processes, engines, pumps and turbines and machines are DUNHAM BUSH INC, VILTER MANUFACTURING CORP and BUSH JAMES W.

Patent filings in countries

World map showing FRICK COs patent filings in countries

Patent filings per year

Chart showing FRICK COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Garland Milton W 48
#2 Small Norman M 23
#3 Buehler Jr Leon 21
#4 Pillis Joseph W 15
#5 Francis Shenton 14
#6 Murphy David A 13
#7 Zumbro Frank R 13
#8 Spellar Peter C 13
#9 Dreksler Moshe Y 10
#10 Mandy Zoltan A 8

Latest patents

Publication Filing date Title
US5134856A Oil pressure maintenance for screw compressor
US4840033A Ice builder and control system therefor
US4685310A Multi-purpose valve assembly
US4690759A Centrifugal and impingement oil separator
US4646526A Method and apparatus for making fragmentary ice
US4678406A Variable volume ratio screw compressor with step control
US4609329A Micro-processor control of a movable slide stop and a movable slide valve in a helical screw rotary compressor with an enconomizer inlet port
CA1241313A Variable liquid refrigerant injection port location for screw compressor equipped with automatic variable volume ratio
US4553911A Method of coding the oil in screw compressors equipped with automatic variable volume ratio
US4548549A Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current
US4516914A Micro-processor control of moveable slide stop and a moveable slide valve in a helical screw rotary compressor
CA1212163A Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current
SE8402996D0 Micro processor controller of compression ratio with full load in equivalence to a screw compressors driving motor current as well as a procedure for controlling an electric motor powered compressor
DK272484D0 Screw compressor and procedure for managing its compression conditions
GB8413888D0 Micro-processor control of compression ratio at full load in a helical screw rotary compressor responsive to compressor drive motor current
CA1202936A Computer controlled slide valve and stop helical compressor
US4515540A Variable liquid refrigerant injection port locator for screw compressor equipped with automatic variable volume ratio
US4465446A Radial and thrust bearing mountings providing independent loading
US4434112A Heat transfer surface with increased liquid to air evaporative heat exchange
US4437813A Gas receiving and transmitting system