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MINING ENGINEERING CO LTD

Overview
  • Total Patents
    331
About

MINING ENGINEERING CO LTD has a total of 331 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets packaging and shipping, civil engineering and mechanical elements are GREBE KONRAD, MINING ENGINEERING COMPANY MEC and MRAZ DENNIS.

Patent filings in countries

World map showing MINING ENGINEERING CO LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 113
#2 France 81
#3 United States 57
#4 Canada 42
#5 Germany 30
#6 Spain 8

Patent filings per year

Chart showing MINING ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Duncan Angus Wellesley 110
#2 Duncan Angus W 27
#3 Nyborg Tage Georg 20
#4 Wellesley Duncan Angus 18
#5 Moore Matthew Smith 15
#6 Smith Moore Matthew 15
#7 Georg Nyborg Tage 15
#8 Paul Thomas Campbell 9
#9 Nyborg 5
#10 Higgins Bernard Arthur 2

Latest patents

Publication Filing date Title
DE1247941B Idler roller for conveyor belts
US3217863A Tensioning means for belt conveyors
GB1046587A Improvements in or relating to stowing machines for stowing debris in mine workings
GB1026292A Improvements in or relating to idlers for belt conveyors
GB982815A Improvements relating to endless belt conveyors
DE1201290B Transfer station for a chain scraper conveyor
GB1059322A Improvements relating to belt conveyors
GB968942A Improvements in belt conveyors
ES277714A1 Improvements in the construction of compression springs (Machine-translation by Google Translate, not legally binding)
GB950995A Improvements in belt conveyors
DE1186397B Trough-shaped, resilient support roller set for conveyor belts
GB958701A Improvements relating to scraper chain conveyors
GB943358A Means for fitting circlips to shafts
GB959987A Storage bunker for mineral
GB945337A Improvements in endless belt conveyors
GB937914A Improvements relating to endless belt conveyors
GB958592A Improvements in belt-tensioning devices for belt conveyors
GB952094A Improvements in belt conveyors
GB915214A Improvements relating to belt conveyors
GB916483A Improvements relating to belt conveyors