Inventor · disambiguated record
John Charais
Also filed as: CHARAIS JOHN · CHARAIS JOHN R · CHARAIS JOHN ROBERT
10 granted patents·2 pending applications·81 citations·filing 1998–2024
87Inventor score
Top patents by PatentIndex Score
12 records- 0182US9312844B2Slope compensation moduleMICROCHIP TECH INC·Filed 2013·Granted Apr 12, 2016·7 cites·34 claims
- 0276US6114955ASystem and method for antenna failure detectionINTERACTIVE TECHNOLOGIES INC·Filed 1998·Granted Sep 5, 2000·57 cites·50 claims
- 0372US8041973B2Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency changeMICROCHIP TECH INC·Filed 2008·Granted Oct 18, 2011·4 cites·32 claims
- 0470US8065544B2Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency changeSMIT ZACHARIAS MARTHINUS·Filed 2008·Granted Nov 22, 2011·4 cites·30 claims
- 0566US9404948B2Mains voltage zero-crossing detectorMICROCHIP TECH INC·Filed 2013·Granted Aug 2, 2016·2 cites·29 claims
- 0663US7498755B2Brushed motor control with voltage boost for reverse and brakingMICROCHIP TECH INC·Filed 2007·Granted Mar 3, 2009·5 cites·19 claims
- 0759US2025298070A1Determine gain margin for a crystal driverMICROCHIP TECH INC·Filed 2024·Application pending·0 cites
- 0858US8065546B2Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency changeSMIT ZACHARIAS MARTHINUS·Filed 2008·Granted Nov 22, 2011·1 cites·36 claims
- 0958US8065545B2Interrupt/wake-up of an electronic device in a low power sleep mode when detecting a sensor or frequency source activated frequency changeSMIT ZACHARIAS MARTHINUS·Filed 2008·Granted Nov 22, 2011·1 cites·33 claims
- 1045US12512850B2Microcontroller including a digital potentiometerMICROCHIP TECH INC·Filed 2024·Granted Dec 30, 2025·0 cites·20 claims
- 1140US11088666B2Operational amplifier with controllable output modesMICROCHIP TECH INC·Filed 2019·Granted Aug 10, 2021·0 cites·23 claims
- 1239US2011084933A1Laminated printed circuit board inductive touch sensorMICROCHIP TECH INC·Filed 2010·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John Charais files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →