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AOI K

Overview
  • Total Patents
    19
About

AOI K has a total of 19 patent applications. Its first patent ever was published in 1970. It filed its patents most often in United Kingdom, Germany and Australia. Its main competitors in its focus markets environmental technology, chemical engineering and thermal processes are PUREM ABGASSYSTEME GMBH & CO, KELSO JEFFREY R and CUMMINS EMISSION SOLUTIONS INC.

Patent filings in countries

World map showing AOI Ks patent filings in countries
# Country Total Patents
#1 United Kingdom 14
#2 Germany 2
#3 Australia 1
#4 Denmark 1
#5 United States 1

Patent filings per year

Chart showing AOI Ks patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Aoi K 2
#2 Aoi Katashi 1

Latest patents

Publication Filing date Title
AU3851778A Exhaust gas purging apparatus
GB1434115A Catalytic carbon monoxide removal apparatus for internal com bustion engine exhaust gases
GB1396839A Process and apparatus for removing nitrogen oxides from waste gas
GB1381691A Apparatus for removing carbon monoxide from exhaust gases of internal cumbustion engines
GB1343744A Cleaning of exhaust gas cleaning apparatus
GB1354045A Exhaust gas cleaning apparatus for an internal combustion engine
GB1347421A Exhaust gas cleaning apparatus for an internal combustion engine
GB1321393A Exhaust gas cleaning apparatus
GB1368911A Refrigeration systems for use in motor vehicles
GB1308800A Purification of industrial waste gases
US3715867A Apparatus for purifying gases