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EMI LTD

Overview
  • Total Patents
    6,443
About

EMI LTD has a total of 6,443 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United Kingdom, United States and France. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and medical technology are PROXITRONIC FUNK GMBH & CO KG, ELSCINT INC and FARNSWORTH RES CORP.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 White Eric Lawrence Casling 153
#2 Casling White Eric Lawrence 104
#3 Percival William Spencer 98
#4 Hounsfield Godfrey Newbold 93
#5 Voles Roger 90
#6 Lubszynski Hans Gerhard 89
#7 Spencer Rolf Edmund 77
#8 James Ivanhoe John Penfound 73
#9 Lemay Christopher Archibald Go 65
#10 Blumlein Alan Dower 64

Latest patents

Publication Filing date Title
US5218624A Radiography
EP0195573A2 Spread-spectrum signal generator
EP0194826A2 Spread-spectrum signal generator
FR2714974A1 Bidirectional communication system for aircraft
EP0182513A2 Encapsulating product
EP0179594A1 Video signal processing
EP0178768A2 Sensor array
GB8516605D0 Magnetic storage media
GB8513218D0 Signal receiver
GB8512620D0 Fluid flow valve
GB8511758D0 Data communications systems
GB8510973D0 Data transmission system
GB8510865D0 Cathode ray tubes
EP0161820A1 Cathodo luminescent phosphors
GB2173618A Alarm monitoring installation
GB8507281D0 Data communications system
GB2170678A Receiving circuit
GB8502506D0 Smoke detector
GB8501654D0 Compliant coupling mechanism
GB8501178D0 Control system for robotic gripper/sensing device