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CUNO ENG CORP

Overview
  • Total Patents
    78
About

CUNO ENG CORP has a total of 78 patent applications. Its first patent ever was published in 1915. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets thermal processes, chemical engineering and machines are KURITA MACHINERY MANUF, ROSAEN FILTER CO and MORGAN HOWARD W.

Patent filings in countries

World map showing CUNO ENG CORPs patent filings in countries
# Country Total Patents
#1 United States 60
#2 Canada 7
#3 United Kingdom 5
#4 France 2
#5 Belgium 1
#6 Switzerland 1
#7 Germany 1
#8 Denmark 1

Patent filings per year

Chart showing CUNO ENG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cuno Charles H 27
#2 Ashton Philip E 18
#3 Wolfson Sidney L 11
#4 Schnick Arthur W 5
#5 Cuno Charles F 4
#6 Anderson Louis E 4
#7 Kroll Alfred J 4
#8 Bilger Henry W 3
#9 Perkins Clarence B 3
#10 Irving Hance Isaac 2

Latest patents

Publication Filing date Title
GB844440A An improved fluid filter and method of making same
US2848590A Circuit breaker lighter
US2895036A Cigar lighter
US2887230A Magnetic filter
GB803161A Improvements in or relating to filters
US2873030A Filter
US2784290A Electric cigar lighter
US2667562A Cigar lighter
US2648758A Cigar lighter with luminous indicator
US2495657A Socket for receiving electric igniter plugs
GB677515A Improvements in or relating to a filter element and method of making the same
GB656754A Improvements in or relating to method and apparatus for forming carcasses of accreted fibres
US2473890A Igniter and lamp plug
US2539767A Method of making a filter element
US2539768A Filter element and method of making the same
US2525287A Filter
US2531901A Electric cigar lighter
US2289539A Filter
GB533501A Hydraulic motors for operating filtering units of lubricating systems of internal combustion engines
US2231355A Liquid actuated motor