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LEVER BIAS MACHINE CORP

Overview
  • Total Patents
    50
About

LEVER BIAS MACHINE CORP has a total of 50 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets textiles and paper, machines and machine tools are SCHMALE CARL GMBH & CO KG, TSCHERNE ALOIS and AKAB OF SWEDEN AB.

Patent filings in countries

World map showing LEVER BIAS MACHINE CORPs patent filings in countries
# Country Total Patents
#1 United States 22
#2 Canada 13
#3 United Kingdom 13
#4 Germany 2

Patent filings per year

Chart showing LEVER BIAS MACHINE CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Percy Gardner 13
#2 Gardner Percy 7
#3 Harry Gerstein 7
#4 Ralph Kagan 6
#5 Gerstein Harry 6
#6 Kagan Ralph 6
#7 Bayer Carl 4
#8 Emil Leiss 4
#9 Gerstein Frank 4
#10 Leiss Emil 4

Latest patents

Publication Filing date Title
GB897585A Means and method for cutting rotating rolls of sheet material
GB865176A Apparatus for slitting rolls of sheet material such as cloth
US2985459A Releasable work holding device
GB863518A Apparatus for slitting rolls of sheet material such as rolled webs of fabric or cloth
US3083601A Apparatus for slitting rolls of cloth and method therefor
US3068729A Machines for slicing or cutting work at predetermined positions therealong
US2858887A Bias cutting machines
GB784878A Improvements in cloth folding machines having automatic edge guide
US2879060A Automatic edge guide for sewing machines
GB746344A Improvements in bias cutting and wind-up mechanism
US2725103A Bias cutting and wind-up mechanism
GB652961A Improvements in apparatus for making tubular material out of sheet material
US2520002A Sewing machine feed mechanism
GB592646A Improvements in sewing apparatus
GB575215A Improvements in method of making bias fabric
GB575198A Improvements in machine for forming tubular fabric
GB561653A Improvements in seam opening devices
US2291707A Bias cutting machine
US2381817A Sewing apparatus
US2347901A Apparatus for forming tubular material