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LOEWY ENG CO LTD

Overview
  • Total Patents
    447
About

LOEWY ENG CO LTD has a total of 447 patent applications. Its first patent ever was published in 1938. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets machine tools, machines and mechanical elements are WELLMAN SEAVER ROLLING MILL CO, FAE INC and BUELTMANN RUDOLF.

Patent filings in countries

World map showing LOEWY ENG CO LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 148
#2 France 97
#3 United States 74
#4 Germany 71
#5 Canada 20
#6 Austria 12
#7 Belgium 8
#8 Spain 6
#9 Ireland 4
#10 Sweden 3
#11 Denmark 1
#12 Finland 1
#13 Netherlands 1
#14 Norway 1

Patent filings per year

Chart showing LOEWY ENG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Salter Frank Sidney 24
#2 Tracy John Andre 20
#3 Norman Eric 18
#4 Sidney Salter Frank 10
#5 Worlidge Ronald Frederick 9
#6 Andre Tracy John 9
#7 Samuel Herbert John 9
#8 Singleton Peter 8
#9 Elger Ronald John 8
#10 Henschker Erhard Rudolf 7

Latest patents

Publication Filing date Title
DE1550380A1 Valve with a flap-shaped valve body
US3529462A Rolling mill with means for roll deflection
GB1114778A Pre-stressed rolling mill
GB1145019A Rolling mill with means for roll deflection
GB1142616A Rolling mill with roll-deflecting attachment
GB1102223A Improvements in and relating to the extrusion of metal articles
US3323347A Hydraulic press of the pull-down type
GB1117501A Billet extrusion press
IE28386L Butterfly valves
US3398559A Control of prestressed rolling mills
GB1099322A Rolling mill, in particular for rods and bars
GB1093829A Guillotine shear of the upcut type
GB1094657A Metal extrusion press with die-assembly locking means
GB1094132A Hydraulic press
GB1091867A Horizontal metal tube extrusion press with mandrel-cooling device
GB1088852A Hydraulic press of the pull-down type
GB1091866A Improvements in or relating to metal tube extrusion presses
GB1014093A Mould-closing unit for injection moulding machines
GB998665A Mould-closing device for injection moulding machines
GB1077542A Improvements in or relating to disc or butter fly valves