Assignee
FERRANTI LTD
101 patents
Top patents by PatentIndex Score
US3942245AMar 9, 1976
Related to the manufacture of lead frames and the mounting of semiconductor devices thereon
FERRANTI LTD141 citations92
US4237537ADec 2, 1980
Price display setting arrangements
FERRANTI LTD73 citations91
US4339172AJul 13, 1982
Connector having a single segmented deformable grip member for optical cables
FERRANTI LTD30 citations89
US4392378AJul 12, 1983
Capacitance measuring apparatus
FERRANTI LTD28 citations88
US4201432AMay 6, 1980
Electric connectors
FERRANTI LTD30 citations87
US4160455AJul 10, 1979
Heater for heating fluid in a body cavity
FERRANTI LTD130 citations87
US4118109AOct 3, 1978
Optical apparatus for controlling the direction of a beam of optical radiation
FERRANTI LTD112 citations87
US4524347AJun 18, 1985
Position encoder
FERRANTI LTD42 citations86
US4201898AMay 6, 1980
Inertia switches
FERRANTI LTD30 citations83
US4224545ASep 23, 1980
Speed control
FERRANTI LTD47 citations82
US4181863AJan 1, 1980
Photodiode circuit arrangements
FERRANTI LTD25 citations82
US4172666AOct 30, 1979
Inspection apparatus
FERRANTI LTD25 citations82
US4079252AMar 14, 1978
Photoelectric grating displacement measuring apparatus
FERRANTI LTD45 citations81
US4288141ASep 8, 1981
Insulation displacement contact for an electrical connector
FERRANTI LTD23 citations79
US4079509AMar 21, 1978
Method of manufacturing semi-conductor devices
FERRANTI LTD24 citations78
US3931922AJan 13, 1976
Apparatus for mounting semiconductor devices
FERRANTI LTD20 citations78
US4130880ADec 19, 1978
Data storage system for addressing data stored in adjacent word locations
FERRANTI LTD23 citations76
US4048510ASep 13, 1977
Circuit arrangements for controlling detector signals in surface inspection systems
FERRANTI LTD22 citations76
US4380694AApr 19, 1983
Laser cutting apparatus
FERRANTI LTD21 citations75
US4023660AMay 17, 1977
Follow-up servo systems for clutches
FERRANTI LTD24 citations75
US4332636AJun 1, 1982
Method of bonding an optical element to a support
FERRANTI LTD13 citations74
US4083308AApr 11, 1978
Projectile fuzes
FERRANTI LTD20 citations74
US4217787AAug 19, 1980
Gyroscopic apparatus
FERRANTI LTD23 citations73
US4196419AApr 1, 1980
Analog to digital converter
FERRANTI LTD12 citations73
US4139307AFeb 13, 1979
Surface inspection systems
FERRANTI LTD18 citations73
US4336528AJun 22, 1982
Semiconductor resistive network
FERRANTI LTD16 citations72
US4225865ASep 30, 1980
Gain-controlled amplifier circuits
FERRANTI LTD7 citations72
US4161742AJul 17, 1979
Semiconductor devices with matched resistor portions
FERRANTI LTD17 citations72
US4369365AJan 18, 1983
Correction for scan period variation in optical image scanners
FERRANTI LTD11 citations71
US4155012AMay 15, 1979
Discrimination circuit arrangements
FERRANTI LTD9 citations71
US4366527ADec 28, 1982
Circuit assemblies each with a connector having an insulating block with two separable stacked parts
FERRANTI LTD13 citations70
US4331376AMay 25, 1982
Electric connectors
FERRANTI LTD16 citations70
US4274694AJun 23, 1981
Electrical connector having a plurality of in-line contacts
FERRANTI LTD14 citations70
US4254328AMar 3, 1981
Dispensing preset amounts of a product
FERRANTI LTD10 citations70
US4150767AApr 24, 1979
Liquid blending and dispensing apparatus
FERRANTI LTD16 citations70
US3952731AApr 27, 1976
Cardiac monitoring apparatus
FERRANTI LTD30 citations70
US4345330AAug 17, 1982
Laser energy control circuit
FERRANTI LTD11 citations69
US4335611AJun 22, 1982
Accelerometer
FERRANTI LTD11 citations69
US4145621AMar 20, 1979
Transistor logic circuits
FERRANTI LTD9 citations69
US4106051AAug 8, 1978
Semiconductor devices
FERRANTI LTD25 citations69
US4069494AJan 17, 1978
Inverter circuit arrangements
FERRANTI LTD16 citations69
US4022969AMay 10, 1977
Apparatus for signalling the position of a point on a surface
FERRANTI LTD20 citations69
US4004239AJan 18, 1977
Discrimination circuit for isolating disturbance signals which are superimposed on D.C. pedestals
FERRANTI LTD8 citations69
US3931525AJan 6, 1976
Detection of blemishes in surfaces
FERRANTI LTD13 citations69
US4292854AOct 6, 1981
Gyroscopic apparatus having three-axis inertial platform with rapid warm-up
FERRANTI LTD18 citations68
US4149417AApr 17, 1979
Distance measuring arrangements
FERRANTI LTD7 citations68
US3971994AJul 27, 1976
Frequency comparison circuit
FERRANTI LTD11 citations68
US4369485AJan 18, 1983
Circuit assemblies each with a component cooperating with a connector and clamp to a substrate
FERRANTI LTD10 citations67
US4121293AOct 17, 1978
Indication means for indicating suitable conditions for the transfer of loads between two stations movable relative to each other in a vertical plane
FERRANTI LTD11 citations67
US4118012AOct 3, 1978
Load transfer
FERRANTI LTD18 citations67
Showing the top 50 of 101 patents by PatentIndex Score.