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WORTHINGTON SIMPSON

Overview
  • Total Patents
    41
About

WORTHINGTON SIMPSON has a total of 41 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United Kingdom, France and Spain. Its main competitors in its focus markets engines, pumps and turbines, transport and machines are JOENKOEPINGS MEK WERKSTADS, GORMAN RUPP CO and COFIMCO SRL.

Patent filings in countries

World map showing WORTHINGTON SIMPSONs patent filings in countries
# Country Total Patents
#1 United Kingdom 25
#2 France 5
#3 Spain 2
#4 United States 2
#5 Canada 1
#6 Denmark 1
#7 Hong Kong 1
#8 Ireland 1
#9 Italy 1
#10 Norway 1
#11 Sweden 1

Patent filings per year

Chart showing WORTHINGTON SIMPSONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Malloch Alexander Stirling 5
#2 Malloch A 3
#3 Marsland J 3
#4 Bennett George Pearson 3
#5 Marsland Jack Ronald 2
#6 Heald James Marshall 1
#7 Malloch Alexander S 1
#8 Hill Arthur Trenchard 1
#9 Marsland Jack R 1
#10 Stirling Malloch Alexander 1

Latest patents

Publication Filing date Title
IT7912438D0 Multi-stage centrifugal pump - is constructed from components of different materials, with leaf springs providing controlled force between fixed and movable body parts
GB2013279A Pumps
GB1535072A Rotary machines and particularly impeller pumps
GB1457641A Tanker ship cargo pumping systems
GB1047124A Improvements relating to liquid pumping systems
GB1111618A Improvements relating to vertically mounted centrifugal pumps
GB1120231A Rotary pumps
GB1078672A Improvements relating to the evacuation of liquid containers
GB1078671A Improvements in centrifugal pumps
GB996382A Improvements in and relating to rotary shaft couplings
GB858979A Improvements in and relating to electric motorised pump units of ventilated type
GB859226A Flame-proof electrical motorised pump unit
GB730015A Improvements in and relating to deaerators for boiler feed and other purposes
GB657404A Improvements in and relating to self-priming rotating impeller pumps
GB535439A Improvements in and relating to steam condensers of the surface type
GB511712A Improvements in and relating to steam condensers and like tubular heat exchangers
GB511679A Improvements relating to air or gas compressor apparatus or plant
GB446771A Improvements in and relating to centrifugal pumping plant
GB423689A Improvements in and relating to electric motors
GB236973A Improvements in evaporators