Assignee
TFT INC
US·7 granted patents·243 citations·filing 1985–1997
Top patents by PatentIndex Score
7 records- 0180US5995553AEncoder/decoder for emergency alert systemTFT INC·Filed 1997·Granted Nov 30, 1999·121 cites·21 claims
- 0272US5917887AEmergency alert communication system wherein emergency messages are received by a radio frequency receiver and routed to a telephone deviceTFT INC·Filed 1997·Granted Jun 29, 1999·58 cites·22 claims
- 0370US4710970AMethod of and apparatus for generating a frequency modulated ultrahigh frequency radio transmission signalTFT INC·Filed 1985·Granted Dec 1, 1987·31 cites·13 claims
- 0452US5046124AFrequency modulated radio frequency broadcast network employing a synchronous frequency modulated booster systemTFT INC·Filed 1989·Granted Sep 3, 1991·12 cites·30 claims
- 0542US5065450AFrequency modulated radio frequency broadcast network employing a synchronous frequency modulated booster systemTFT INC·Filed 1990·Granted Nov 12, 1991·13 cites·12 claims
- 0635USRE34540EFrequency modulated radio frequency broadcast network employing a synchronous frequency modulated booster systemTFT INC·Filed 1992·Granted Feb 8, 1994·8 cites·12 claims
- 0727USRE34499EFrequency modulated radio frequency broadcast network employing a synchronous frequency modulated booster systemTFT INC·Filed 1992·Granted Jan 4, 1994·0 cites·30 claims
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