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I V PRESSURE CONTROLLERS LTD

Overview
  • Total Patents
    36
About

I V PRESSURE CONTROLLERS LTD has a total of 36 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United Kingdom, Germany and France. Its main competitors in its focus markets mechanical elements, control and machines are SCHMITZ & SCHULTE HOCHDRUCK, BOEHMER GMBH MASCHF W and HAMMEL DAHL COMPANY.

Patent filings in countries

World map showing I V PRESSURE CONTROLLERS LTDs patent filings in countries

Patent filings per year

Chart showing I V PRESSURE CONTROLLERS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hoskins Stanley William 5
#2 Hoskins Stanley W 5
#3 Migdal Kazimierz 4
#4 Kirkman Douglas Frederick 3
#5 Macdowel Brian Alexander 3
#6 Smith Ralph Andrew 2
#7 Migdal Kazimierz Stanley 2
#8 Harold Wigg Charles 1
#9 Pollitt Charles Albert Henry 1
#10 Kirkman D 1

Latest patents

Publication Filing date Title
GB1293129A Improvements in or relating to pressure control devices for fluid flow systems
US3635249A Selector valves and seals therefor
GB1298677A Improvements in or relating to pressure control devices
GB1219866A Improvements in or relating to fluid flow control valves
GB1210065A Improvements in or relating to diaphragms
FR1513904A Fluid-tight seal and distributor with application
GB1142857A Improvements in or relating to liquid or fluid sealing devices
FR1284943A Rings or seals
FR1281578A Filters for liquids or gases
FR1268227A Shut-off valves
FR1249623A Electrically operated fluid valves
FR1208863A Manually Controlled Fluid Control Valves
US2964286A Solenoid-operated valve mechanism
GB864454A An improved solenoid-operated fluid control valve mechanism
GB846106A Improvements in or relating to fluid control valves
GB846105A Improvements in or relating to fluid pressure regulators
GB829096A Self-sealing couplings for use in pressure fluid systems
GB812051A Pressure relief valves
CA648750A Manually controlled fluid control valves
CA601003A Stop valves