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NILS JOHANNES LIAAEN

Overview
  • Total Patents
    21
About

NILS JOHANNES LIAAEN has a total of 21 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United Kingdom, Germany and Ireland. Its main competitors in its focus markets transport, engines, pumps and turbines and environmental technology are JOHANNES LIAAEN NILS, LIAAEN NILS JOHANNES and SKYSAILS GMBH & CO KG.

Patent filings in countries

World map showing NILS JOHANNES LIAAENs patent filings in countries
# Country Total Patents
#1 United Kingdom 12
#2 Germany 5
#3 Ireland 3
#4 Netherlands 1

Patent filings per year

Chart showing NILS JOHANNES LIAAENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liaaen Nils Johannes 5

Latest patents

Publication Filing date Title
GB983981A Improvements in fishing vessels
GB984126A Servo-mechanism for variable pitch propellers
GB847820A Turbine propulsion installations for variable pitch propellers
GB851608A Servomotor control system
IE21576L Pitch adjusting gear for propellors.
GB710914A A device for the regulation of the driving engine for variable pitch propellers
GB700276A Improvements in and relating to ships' propellers
GB692403A Marine propellers having variable pitch blades
IE19733L Marine propellers
GB675767A Improvements in marine propellers with variable pitch blades
GB675850A Improvements in marine propellers with variable pitch blades
GB609009A Hub for marine propellers or turbines with variable pitch blades
IE17130L Propellors for ships and turbines.