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ECOWATER SYSTEMS INC

Overview
  • Total Patents
    74
About

ECOWATER SYSTEMS INC has a total of 74 patent applications. Its first patent ever was published in 1991. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, machines and chemical engineering are 3V GREEN EAGLE S P A, CROSSFLOW MICROFILTRATION LTD and EUMANN HANNS HEINZ.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zimmerman Jeffrey A 27
#2 Larson Ralph H 20
#3 Tischler Edward J 16
#4 Drager Michael E 14
#5 Gillett Bruce 13
#6 Myhre Paul C 12
#7 Frank Marlin A 8
#8 Johannsen James 7
#9 Larson Ralph A 7
#10 Schlafer John L 7

Latest patents

Publication Filing date Title
US6696963B2 Method and system for anticipating salt depletion
FR2819200A1 Method of operating water softener involves adding selected salt type to brine tank followed by addition of water quantity of selected salt to form brine and exposing resin bed to brine to regenerate the resin bed
US6627070B1 Apparatus for aeration in a water filter system
US6456202B2 System for monitoring the status of a water softener
WO0160516A1 Dual mode water softener
CA2276645A1 Permanganate feeder for iron filter
US6210646B1 Permanganate feeder for iron filter
US6284132B1 Brine fill apparatus for water softener
CN1214949A Permanganate feeder for iron filter
CN1214321A Reator apparatus for treating water in iron removal system
US5867900A Plastic coated valve rotor and a method of manufacturing
CA2186810A1 Permanganate feeder for iron filter
US5725759A Reactor apparatus for treating water in iron removal system
US5544072A Method for regeneration of a water softener
WO9422261A1 Apparatus to provide a remote display of the operating condition of a water treatment system
WO9413379A1 Multi-tank liquid treatment method and apparatus
US5363087A Apparatus for providing a regenerant solution to a regenerable liquid treatment medium bed
US5388287A Countertop faucet assembly
US5358635A Integrated reverse osmosis water treatment and storage system
US5362383A Self-contained reverse osmosis electronic monitoring system