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FERRANTI LTD

Overview
  • Total Patents
    2,840
About

FERRANTI LTD has a total of 2,840 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets measurement, electrical machinery and energy and semiconductors are HUGHES AIRCRAFT CO, TELEFUNKEN PATENT and ITT IND GMBH DEUTSCHE.

Patent filings in countries

World map showing FERRANTI LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 1,290
#2 United States 355
#3 Germany 302
#4 France 294
#5 Canada 111
#6 Switzerland 109
#7 Japan 83
#8 Italy 59
#9 Sweden 48
#10 Netherlands 39
#11 Norway 37
#12 Australia 24
#13 Brazil 22
#14 Belgium 18
#15 Spain 17
#16 Denmark 12
#17 Argentina 7
#18 India 5
#19 Ireland 4
#20 Finland 2
#21 Austria 1
#22 South Africa 1

Patent filings per year

Chart showing FERRANTI LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Walker Donald Ferguson 40
#2 Ferranti Limited 38
#3 Brown Kenneth Robson 37
#4 Shepherd Alexander Turnbull 34
#5 Pitches Brian Edward 32
#6 Clarke Graham Morley 28
#7 Morrison John Malcolm 24
#8 Kerr Andrew Guy 24
#9 Scarrott Gordon George 23
#10 Leather Russell Allan 21

Latest patents

Publication Filing date Title
GB2114341A Monitoring system
GB8202223D0 Mechanical safety interlock arrangement
GB2112594A Switching voltage regulator
GB2112524A Displacement or inclination sensors
GB2113383A Photoelectric inclination sensor
GB2112565A Peltier effect temperature control device
GB2111262A Digital data storage apparatus
GB8136527D0 Mine Fuze
GB2109938A Temprature measuring circuit using semi-conductor diode
GB2110125A Machine tool straightness calibration
GB2102942A Spectrometric gas analysis
GB2110818A Non-dispersive gas analyser
GB2111785A Radar source location apparatus
GB2109184A Controlling conduction of semiconductor device
GB2107466A Measuring apparatus
GB2221020A Missile including an optical proximity fuze sensor.
GB2109653A Communication system using x-or x-rays
GB2108244A Weapon triggering system
GB2107056A Gyroscopic apparatus
GB2116279A Aligning screw threaded fasteners