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WERKSPOOR NV

Overview
  • Total Patents
    259
About

WERKSPOOR NV has a total of 259 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets chemical engineering, engines, pumps and turbines and foods and drinks are DRYVENT LTD, BAXTER LARRY and UNION ENG AS.

Patent filings in countries

World map showing WERKSPOOR NVs patent filings in countries

Patent filings per year

Chart showing WERKSPOOR NVs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Witte Johan F 7
#2 V Werkspoor N 6
#3 Laszlo Vahl 4
#4 Richard Bonath 4
#5 Minkhorst Jan Hendrik 3
#6 Der Werff Willem Van 3
#7 Kingma Wouter G 2
#8 Bonath Richard 2
#9 Goedkoop Hendrik 2
#10 Jan Hendrik Minkhorst 2

Latest patents

Publication Filing date Title
GB1207856A A method and apparatus for the production of glass-fibre reinforced synthetic-resin members
US3469855A Packing devices for sealing the passage of a piston rod through a wall
GB1075919A Improvements in and relating to apparatus for crystallizing solutions by cooling
US3467304A Centrifugal machine
GB1049240A Cold separation of gas mixtures
US3253789A Nozzle for spouting away deposited substances from surfaces and walls
GB985017A Automatic heating control system
ES292902A1 Improvements in the construction of vehicles provided with doors of one or two batients (Machine-translation by Google Translate, not legally binding)
GB1026282A Improvements in and relating to gas mixture fractionating systems
GB1007330A Bucket or receptacle for concrete
GB1008729A Sliding door arrangement for trucks, particularly railway trucks
US3203464A Flash evaporator
GB982554A Improvements in and relating to mixing devices for mixing a liquid with another fluid
US3195990A Crystallizing under vacuum
US3104622A Suspension responsive to horizontal and vertical movements of a vehicle body
GB907121A Improvements in and relating to apparatus for treating granular material with gas
US3083860A Hinged covers for rectangular receptacles
GB886892A Improvements in and relating to hinged covers for rectangular receptacles
US3064817A Rotary filters
GB929960A A turbine nozzle-ring assembly with guide blades and method for assembling the same