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.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 289 | |
#2 | United States | 218 | |
#3 | United Kingdom | 116 | |
#4 | France | 55 | |
#5 | Germany | 38 | |
#6 | Switzerland | 30 | |
#7 | Sweden | 25 | |
#8 | Japan | 20 | |
#9 | Italy | 18 | |
#10 | Finland | 13 | |
#11 | Australia | 9 | |
#12 | Brazil | 7 | |
#13 | South Africa | 7 | |
#14 | Spain | 5 | |
#15 | Norway | 4 | |
#16 | Austria | 3 | |
#17 | EPO (European Patent Office) | 2 | |
#18 | Denmark | 1 | |
#19 | Republic of Korea | 1 | |
#20 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Textiles and paper | |
#3 | Environmental technology | |
#4 | Machines | |
#5 | Packaging and shipping | |
#6 | Machine tools |
# | 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 |
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 |