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OZONAIR ENGINEERING COMPANY LT

Overview
  • Total Patents
    46
About

OZONAIR ENGINEERING COMPANY LT has a total of 46 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United Kingdom, Canada and France. Its main competitors in its focus markets chemical engineering, thermal processes and packaging and shipping are JIANGSU HAISILE WASTE GAS TREAT EQUIPMENT CO LTD, ENVERID SYSTEMS INC and DYNA AIR CO LTD.

Patent filings in countries

World map showing OZONAIR ENGINEERING COMPANY LTs patent filings in countries
# Country Total Patents
#1 United Kingdom 27
#2 Canada 5
#3 France 5
#4 Germany 4
#5 United States 2
#6 Belgium 1
#7 Denmark 1
#8 Ireland 1

Patent filings per year

Chart showing OZONAIR ENGINEERING COMPANY LTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Floyd Frederick 29
#2 Field Sydney James 2
#3 Cowell Ernest Frederick Willia 2
#4 Field Sidney James 1
#5 Field Sydney J 1
#6 James Field Sydney 1
#7 Frederick Floyd 1

Latest patents

Publication Filing date Title
GB1239901A Improvements in or relating to gas filters
GB1192543A Improvements in or relating to Air Diffusers
US3406503A Automatic fabric air filter
DE1507832A1 Automatic air filter equipped with a cloth
GB1103164A Improvements in or relating to air conditioning systems
GB1108594A Improvements in or relating to moving band air filters
GB1032699A Improvements in or relating to ventilating units
GB1106976A Improvements in or relating to moving band filters for air or other gases
GB1025848A Improvements in or relating to air filter assemblies
IE27457L Air-conditioning apparatus
GB969326A Improvements in or relating to filter elements for air or gases
GB1009570A Improvements in or relating to gas filters
GB1097502A Improvements in air diffusers
GB1018627A Improvements in filters
GB1077372A Improvements in or relating to air-conditioning apparatus
DE1213383B Band filter
GB980750A Improvements in or relating to electrical control apparatus
GB978748A Feed mechanism for web materials having a low tensile strength
GB1019731A Improvements in or relating to filters
GB1032742A Improvements in or relating to gas filters