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LEHON CO

Overview
  • Total Patents
    55
About

LEHON CO has a total of 55 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, civil engineering and consumer goods are SENOX CORP, SIBA VERKEN AB and LANCASTER ASPHALT INC.

Patent filings in countries

World map showing LEHON COs patent filings in countries
# Country Total Patents
#1 United States 44
#2 Canada 11

Patent filings per year

Chart showing LEHON COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Moone Albert E F 19
#2 Cuno Charles W 6
#3 Lehon Thomas B 4
#4 Leonard Jr Arthur G 3
#5 Mcdavitt Charles J 3
#6 Lehon Thomas Bernard 2
#7 Striewig Harry N 2
#8 Leonard Edward A 2
#9 Stevens Josiah B 2
#10 Eichhorn Frank G 2

Latest patents

Publication Filing date Title
US2439650A Method of making granules
US2367844A Continuous method of manufacturing asbestos-cement pipe
US2300488A Roofing with self-cementing butts
US2347464A Method of pulverizing resinous and thermoplastic materials
US2262636A Method of and means for making tubular articles
US2285497A Method and apparatus for forming tubular articles
US2190654A Roofing
US2149979A Dyeing of mineral materials
US2196267A Fibrous roofing material
US2142796A Rail joint plug
US2199660A Method of making roofing
US2139820A Shingle
US2113644A Shingle
US2118762A Machine for making tapered cement asbestos shingles
US2184619A Shingle making machine
US2151537A Shingle
US2096968A Shingle
US1967419A Roofing machine
US2057245A Roofing
US1959986A Prepared roofing