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AMERICAN TELECOMM

Overview
  • Total Patents
    59
About

AMERICAN TELECOMM has a total of 59 patent applications. Its first patent ever was published in 1971. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets telecommunications, audio-visual technology and electrical machinery and energy are NASSKO TELECOM AB, KINGSBURY JOHN EDWARD and GOODRUM CHARLES LANE.

Patent filings in countries

World map showing AMERICAN TELECOMMs patent filings in countries

Patent filings per year

Chart showing AMERICAN TELECOMMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tucker C 7
#2 Tucker Council A 7
#3 Stefansson Rafn 5
#4 Rast Robert M 4
#5 Wreford-Howard David 4
#6 Thompson John R 3
#7 Catto Kenneth A 2
#8 Johnson Walter R 2
#9 Petaja Gary M 2
#10 Ashby Robert M 2

Latest patents

Publication Filing date Title
US4754426A System for controlling communications on a cable television network
US4710956A Cable television system
EP0242469A1 Video scrambling system with line tilt correction
CA1333935C Cable television system
EP0163436A2 Power supply system for CATV tap-off unit
EP0183331A2 Power safety device for CATV tap-off unit
US4577221A Power safety device for CATV tap-off unit
US4578702A CATV tap-off unit with detachable directional coupler
US4673976A Cable television system data verification apparatus
US4684980A System for controlling communications on a cable television network
GB8324485D0 Full-duplex speaker phone
CA1149052A Subscription television apparatus and methods
CA1150819A Subscription television apparatus and methods
US4443051A Telephone jack
US4301501A Capacitor ratio multiplier
CA1145842A Subscription television apparatus and methods
US4291201A Push-button dial assembly for telephones
US4087650A Column and lever construction for a charactered telephone
GB1521414A Multifrequency signalling decoder
CA1052352A Reversible tape drive apparatus