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TUNSTALL GROUP LTD

Overview
  • Total Patents
    23
About

TUNSTALL GROUP LTD has a total of 23 patent applications. Its first patent ever was published in 2000. It filed its patents most often in United Kingdom, EPO (European Patent Office) and Canada. Its main competitors in its focus markets control, telecommunications and measurement are DICON SYSTEMS LTD, ALPHA TSUSHIN KK and BELLONE RAYMOND.

Patent filings in countries

World map showing TUNSTALL GROUP LTDs patent filings in countries

Patent filings per year

Chart showing TUNSTALL GROUP LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Farrell-Smith Richard James 5
#2 Vallance Clive John 4
#3 Avery Kevin 2
#4 Stone Richard 2
#5 Vallance Clive J 2
#6 Farrell-Smith Richard J 2
#7 Stone Richard Ian 2
#8 Hudson Jeremy Francis 2
#9 Holdsworth Dennis Edward Charl 2
#10 Byrne Shaun Clifford 2

Latest patents

Publication Filing date Title
GB201220235D0 A fall detector and method of determining a fall in a social alarm system
GB201217529D0 A social alarm system and method of monitoring a fall detector unit in a social alarm system
GB201210269D0 Social alarm client unit and method of communicating therewith
GB201210271D0 Social alarm client unit and monitoring method
GB0812988D0 Tone signalling
GB0724955D0 Social Alarm System with inductive loop amplifier to reduce level of a non priority audio signal received in a hearing aid in response to the alarm condition
GB0723856D0 Social alarm to monitor people in a dwelling using a timer responsive to multiple sensors
GB0621075D0 Social alarm system with client monitoring function
GB0510840D0 Social alarm unit with speech communication
GB0510841D0 Social alarm system with client monitoring function
GB0216307D0 Controlling a customer telephone line
GB0129234D0 Communication system
GB0030486D0 Telecommunications system and method of testing integrity of telecommunications link
GB0003591D0 Fall detector apparatus and computer software product for controlling such apparatus