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NORTHERN TELECOM LTD

Overview
  • Total Patents
    7,144
About

NORTHERN TELECOM LTD has a total of 7,144 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets telecommunications, digital networks and optics are AT & T CORP, ALCATEL SA and ALCATEL NV.

Patent filings per year

Chart showing NORTHERN TELECOM LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Munter Ernst A 72
#2 Brueckheimer Simon Daniel 59
#3 Garner John N 54
#4 Roberts Kim Byron 50
#5 Debortoli George 49
#6 Mauger Roy Harold 49
#7 Epworth Richard Edward 48
#8 Charlebois Leonard J 43
#9 Walling Jorg-Hein 43
#10 Munter Ernst August 42

Latest patents

Publication Filing date Title
GB0012352D0 Reliable hardware support for the use of formal languages in high assurance systems
CA2282862A1 Signal-level compensation for communications circuits
US6363187B1 Chromatic dispersion compensation
GB9915103D0 A method of and apparatus for determining the capacity of a telecommunications system
GB9910268D0 Behavourial pattern recognition for event streams
GB9909926D0 Method and apparatus for monitoring thermal history
CA2270019A1 Multiplex hierarchy for high capacity transport systems
GB9909302D0 Optical fibre ducting system
CA2269298A1 Photodetector with spectrally extended responsivity
GB9908185D0 Environmental monitor
CA2268765A1 Personalized messaging system
GB9907477D0 Flexible agent-based negotiators
WO9950989A1 Adaptive modulation for cdma systems
CA2289501A1 Gyrator with loop amplifiers connected to inductive elements
CA2266307A1 Apparatus and method for optimizing max-min fair rate control in abr sessions
GB9906218D0 A digital filter,method of use and a communications architecture incorporating the same
CA2265394A1 Digital switching system with shared analog line
GB9905509D0 Label switched media gateway and network
CA2265106A1 Personal toll billing service
CA2264340A1 Integrated performance support system protocol