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TRACKED HOVERCRAFT LTD

Overview
  • Total Patents
    167
About

TRACKED HOVERCRAFT LTD has a total of 167 patent applications. Its first patent ever was published in 1968. It filed its patents most often in France, Germany and United States. Its main competitors in its focus markets transport, electrical machinery and energy and environmental technology are LINERAIL MANUTENTION PAR MOTEU, CAAMANO RAMON A and QED GROUP LTD.

Patent filings in countries

World map showing TRACKED HOVERCRAFT LTDs patent filings in countries
# Country Total Patents
#1 France 35
#2 Germany 32
#3 United States 32
#4 United Kingdom 31
#5 Canada 22
#6 Belgium 9
#7 Italy 4
#8 Switzerland 2

Patent filings per year

Chart showing TRACKED HOVERCRAFT LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 English Christopher Durrant 11
#2 Eastham John Frederick 7
#3 Fellows Thomas George 6
#4 Laithwaite Eric Roberts 5
#5 Hart William Barrie 5
#6 Eastham John F 5
#7 Fellows T 4
#8 Eastham J 4
#9 Jarvis Edward Alfred Keith 4
#10 Fellows Thomas G 4

Latest patents

Publication Filing date Title
US3958138A Linear induction motors
GB1511833A Linear electromagnetic motor and levitation system
DE2347221A1 CYCLOCONVERTER AND METHOD OF OPERATING THE SAME
US3851231A Short stator induction motor
DE2244197A1 LINEAR ASYNCHRONOUS MOTOR
GB1373054A Electromagnetic levitation
DE2222245A1 Busbars
GB1371266A Linear induction motor secondary member
GB1371143A Ground transportation systems and tracks and vehicles therefor
GB1394998A Linear induction motors
US3743795A Electric power supply systems
US3757059A Electric conductor rails
GB1399459A Transportation systems
DE2131702A1 Secondary component or rotor part for a one-sided linear asynchronous motor
US3667397A Linear induction motor secondary member
GB1335251A Linear induction motor primary member
US3644762A Linear induction motor stator
GB1365884A Electric current collector arrangements
US3703869A Track guided vehicle
US3628072A Linear induction motor