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CHANDLER SYSTEMS INC

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    90,057
  • Filing trend
    ⇧ 250.0%
About

CHANDLER SYSTEMS INC has a total of 29 patent applications. It increased the IP activity by 250.0%. Its first patent ever was published in 1995. It filed its patents most often in United States. Its main competitors in its focus markets chemical engineering, environmental technology and mechanical elements are NINGBO KEMAN ENVIRONMENTAL TECH CO LTD, HUNAN CHANGXIANG IND CO LTD and CHONGQING JIEXIN DIRECT DRINKING WATER PURIFYING EQUIPMENT CO LTD.

Patent filings in countries

World map showing CHANDLER SYSTEMS INCs patent filings in countries
# Country Total Patents
#1 United States 29

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Chandler Jr William D 28
#2 Wolfe Aaron R 25
#3 Harbaugh Cody A 19
#4 Frazer Patrick 5
#5 Chandler William D 1

Latest patents

Publication Filing date Title
US10822251B1 Piston valve with annular passages
US10829388B1 Valve control apparatus
US10822250B1 Valve control apparatus
US10948091B1 Piston valve with annular passages
US10479699B1 Valve control apparatus
US10495230B1 Piston valve with annular passages
US10012319B1 Piston valve with annular passages
US10011500B1 Piston valve with annular passages
US2016153569A1 Piston valve with annular passages
US2017197854A1 Water treatment, filtration and management systems
US2014013839A1 Water softener system and method
US7075443B1 Wastewater fluid level sensing and control system
US6595051B1 Fluid level sensing and control system
US6443005B1 Pressure activated control
US5611616A Electrical controls enclosure