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QED ENVIRONMENTAL SYSTEMS INC

Overview
  • Total Patents
    27
About

QED ENVIRONMENTAL SYSTEMS INC has a total of 27 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States, Australia and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, engines, pumps and turbines and measurement are ROSS BASSINGER, KARAMAY VICTORY PLATEAU MACHINERY CO LTD and HANSEN DOWNHOLE PUMP SOLUTIONS AS.

Patent filings per year

Chart showing QED ENVIRONMENTAL SYSTEMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mioduszewski David 12
#2 Newcomer Kevin L 12
#3 Niehaus K Lynn 10
#4 Cordry Kent E 6
#5 Edwards David H 6
#6 Niehaus K Lynne 5
#7 Fischer David A 5
#8 Kaminski David B 3
#9 Richter Steven C 3
#10 Richter Steve 2

Latest patents

Publication Filing date Title
US2006018776A1 Piston pump
US2005211432A1 Device for detecting water in product-only pump flow stream
US6508310B1 Bladder-type sampling pump controller
US6456201B1 Method and apparatus for measuring groundwater levels
US6415659B1 Method for analyzing purge water
US6039546A Float operated pneumatic pump to separate hydrocarbon from water
US5358037A Float operated pneumatic pump
US5419191A Apparatus for counting cycles of fluid flow
US5259450A Vented packer for sampling well
US5301749A Dual pump floating layer recovery apparatus
US5261348A Flow-through cell with diverter circuit
US5400650A Apparatus for counting cycles of fluid flow
US5147185A Pump apparatus for fluid sampling and collection, and the like
US5147184A Floating layer recovery apparatus
US5146998A Apparatus and method for underground sampling
US4998585A Floating layer recovery apparatus
USRE34754E Fluid sampling apparatus