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LIFELINE SYSTEMS INC

Overview
  • Total Patents
    37
About

LIFELINE SYSTEMS INC has a total of 37 patent applications. Its first patent ever was published in 1974. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets telecommunications, control and measurement are TUNSTALL TELECOM LTD, MCKELLEN SAMUEL DUNSEITH and HOGAN TERESA B.

Patent filings per year

Chart showing LIFELINE SYSTEMS INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Shapiro L Dennis 11
#2 Reich Richard M 10
#3 Bially Theodore 7
#4 Devlin Philip H 6
#5 Brav Alan D 6
#6 Wang William 4
#7 Armington Robert M 3
#8 Bushnell Robert A 2
#9 Armington Robert Mason 2
#10 Dibner Andrew S 2

Latest patents

Publication Filing date Title
US6504908B1 Reminder phone
US5159317A System and method for remote telephonic station actuation
US5228079A Method and apparatus for pulse/tone detection and selection
US5162776A Emergency service apparatus and method
US5210784A Adaptive speakerphone system
US5128979A Monitored personal emergency response system
US5091930A Enhancement of a personal emergency response system
CA2005032A1 Address code modification in a transmitter receiver pair
US4908602A Apparatus and method of testing a portable held button for emergency response system
US4884059A Apparatus and method for reporting verification testing of a personal emergency response system
US4884060A Multi-state selection switch for a personal emergency response system
CA1274930A Personal alarm system providing handsfree operation
CA1256613A Personal alarm system providing handsfree operation
US4656319A Alarm system tester
US4622544A Low battery indicator
US4686697A Telephone care system with telephone line-checking
US4565902A Telephone care system with supplementary alarm message
US4524243A Personal alarm system
US4491970A Portable transmitter for emergency alarm system having watertight enclosure
US4064368A Closed-loop emergency alarm and response system