Inventor · disambiguated record
John Echols
Also filed as: ECHOLS JOHN · ECHOLS JOHN C
10 granted patents·112 citations·filing 1983–2014
88Inventor score
Top patents by PatentIndex Score
10 records- 0183US5674018AWeatherproof electronic keypad with replaceable graphics overlayESSEX ELECTRONICS INC·Filed 1994·Granted Oct 7, 1997·44 cites·8 claims
- 0275US4458173APressure sensitive electric signal generatorESSEX TEC CORP·Filed 1983·Granted Jul 3, 1984·21 cites·7 claims
- 0365USD724588SSmart card RFID readerESSEX ELECTRONICS INC·Filed 2014·Granted Mar 17, 2015·15 cites·1 claims
- 0454US9140757B2Testing a circuit assembly that contains a piezoelectric switchESSEX ELECTRONICS INC·Filed 2013·Granted Sep 22, 2015·1 cites·17 claims
- 0550US4490639ACoupling circuit between high impedance piezoelectric signal source and utilizing circuitESSEX TEC CORP·Filed 1983·Granted Dec 25, 1984·14 cites·6 claims
- 0649US7063471B2Access control apparatusESSEX ELECTRONICS INC·Filed 2004·Granted Jun 20, 2006·0 cites·22 claims
- 0747USD459671SKeypadESSEX ELECTRONICS INC·Filed 2001·Granted Jul 2, 2002·6 cites·1 claims
- 0837US4636775ASensor for an alarm systemESSEX TEC CORP·Filed 1984·Granted Jan 13, 1987·7 cites·16 claims
- 0935USD491087SKeypadESSEX ELECTRONICS INC·Filed 2002·Granted Jun 8, 2004·2 cites·1 claims
- 1032USD738882STouchless microwave switchESSEX ELECTRONICS INC·Filed 2014·Granted Sep 15, 2015·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →