Learn more

DOMINION ENG WORKS LTD

Overview
  • Total Patents
    862
About

DOMINION ENG WORKS LTD has a total of 862 patent applications. Its first patent ever was published in 1930. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, textiles and paper and environmental technology are VOITH PATENT GMBH, VOITH MASCHF J M and SHEN YUNFEI.

Patent filings in countries

World map showing DOMINION ENG WORKS LTDs patent filings in countries

Patent filings per year

Chart showing DOMINION ENG WORKS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sproule Robert S 46
#2 Malkin Bernard A 46
#3 Kanger Feodor 25
#4 Berlyn Martin J 23
#5 Muir William P 21
#6 Malashenko Alexander 20
#7 Koeller Paul 19
#8 Chatfield Victor G M 16
#9 Russell Andrew N 15
#10 Maude John H 15

Latest patents

Publication Filing date Title
US4561599A Mill load sensing system
US4513599A Steel mill edger drive system
JPS5964457A Adjustable core chuck assembly
JPS5957850A Winder guard for web winder with safety bridge
US4479757A Blade configurations for Francis-type turbine runners
CA1185681A Gap control system
CA1187060A Mill construction
CA1188807A Mill load condition detector
CA1186529A Composite ring gear system
CA1183508A Grinding mill drum structure and system
CA1157302A Twin-wire web forming section
CA1162898A Trunnion liner assembly
CA1162076A Mill load sensing system
CA1153921A Twin wire web former
CA1163181A Slitter indexing system
CA1158217A Grinding mill construction
CA1144795A Twin wire web former (adaption)
CA1134188A Stock supply system for paper machine
CA1125549A Drive system for edger mill
US4288044A Paper reel synchronizing system