Inventor · disambiguated record
Gerard Sirigu
Also filed as: SIRIGU GERARD · SIRIGU GÉRARD
29 granted patents·13 pending applications·646 citations·filing 1994–2025
97Inventor score
Top patents by PatentIndex Score
42 records- 0195US6173813B1Electronic control for an elevator braking systemOTIS ELEVATOR CO·Filed 1998·Granted Jan 16, 2001·109 cites·5 claims
- 0294US6269910B1Elevator rescue systemOTIS ELEVATOR CO·Filed 2000·Granted Aug 7, 2001·46 cites·11 claims
- 0394US6196355B1Elevator rescue systemOTIS ELEVATOR CO·Filed 1999·Granted Mar 6, 2001·69 cites·21 claims
- 0494US6193019B1Device for localization of a door breakdownOTIS ELEVATOR CO·Filed 1999·Granted Feb 27, 2001·87 cites·9 claims
- 0594US6161654AVirtual car operating panel projectionOTIS ELEVATOR CO·Filed 1999·Granted Dec 19, 2000·103 cites·9 claims
- 0693US10266372B2Building settling detectionOTIS ELEVATOR CO·Filed 2017·Granted Apr 23, 2019·4 cites·20 claims
- 0792US8365870B2Foldable handrail and safety switch arrangement on top of an elevator carOTIS ELEVATOR CO·Filed 2012·Granted Feb 5, 2013·19 cites·7 claims
- 0889US8162108B2Elevator having a limit switch for controlling power to the drive system as an elevator car approaches a shallow pit or a low overheadSIRIGU GERARD·Filed 2006·Granted Apr 24, 2012·24 cites·7 claims
- 0987US8186483B2Elevator braking deviceSIRIGU GERARD·Filed 2006·Granted May 29, 2012·31 cites·14 claims
- 1087US6161655ANon-contact elevator call buttonOTIS ELEVATOR CO·Filed 1998·Granted Dec 19, 2000·48 cites·6 claims
- 1184US11078043B2Elevator overrun systemsOTIS ELEVATOR CO·Filed 2018·Granted Aug 3, 2021·4 cites·12 claims
- 1283US11472668B2Elevator alarm systemsOTIS ELEVATOR CO·Filed 2019·Granted Oct 18, 2022·2 cites·20 claims
- 1383US7650971B2Safety lock for elevator landing door detecting intrusion in the shaft through the landing door and elevator thus equippedOTIS ELEVATOR CO·Filed 2005·Granted Jan 26, 2010·17 cites·10 claims
- 1482US11124385B2Elevator access systems for elevatorsOTIS ELEVATOR CO·Filed 2018·Granted Sep 21, 2021·2 cites·17 claims
- 1582US9422133B2Elevator car control in a landing zone using a machine brake in response to undesired car movementREBILLARD PASCAL·Filed 2011·Granted Aug 23, 2016·11 cites·13 claims
- 1679US7832526B2Safety device for operator protection in low-height shaft bottom end elevators and elevator equipped therewithOTIS ELEVATOR CO·Filed 2004·Granted Nov 16, 2010·18 cites·17 claims
- 1777US11066273B2Elevator overtravel testing systems and methodsOTIS ELEVATOR CO·Filed 2018·Granted Jul 20, 2021·1 cites·18 claims
- 1877US8136637B2Safety device for securing minimum spaces at the top or bottom of an elevator shaft being inspected, and elevator having such safety devicesCOQUERELLE THOMAS·Filed 2006·Granted Mar 20, 2012·13 cites·32 claims
- 1971US2025145412A1Elevator safety systemOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 2071US2025145411A1Elevator safety systemOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 2168US8746413B2Single brakeshoe test (electrical) for elevatorsSCHROEDER-BRUMLOOP HELMUT LOTHAR·Filed 2008·Granted Jun 10, 2014·10 cites·8 claims
- 2268US2025353704A1Method of providing access to at least one component of an elevator system and elevator systemOTIS ELEVATOR CO·Filed 2025·Application pending·0 cites
- 2366US2024067496A1Guardrail systemOTIS ELEVATOR CO·Filed 2022·Application pending·0 cites
- 2464US11136217B2Elevator access systems for elevatorsOTIS ELEVATOR CO·Filed 2019·Granted Oct 5, 2021·0 cites·16 claims
- 2561US11235952B2Elevator car apronOTIS ELEVATOR CO·Filed 2019·Granted Feb 1, 2022·0 cites·16 claims
- 2661US2022106157A1Elevator position reference systemsOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 2758US11542119B2Elevator access systems for elevatorsOTIS ELEVATOR CO·Filed 2018·Granted Jan 3, 2023·0 cites·18 claims
- 2858US9637349B2Elevator brake including coaxially aligned first and second brake membersOTIS ELEVATOR CO·Filed 2014·Granted May 2, 2017·2 cites·17 claims
- 2958US2021403288A1Elevator carsOTIS ELEVATOR CO·Filed 2020·Application pending·0 cites
- 3055US2022135369A1Elevator position reference systems and monitoring building settlement using an elevator position reference systemOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 3154US11345570B2Electronic safety actuator electromagnetic guidanceOTIS ELEVATOR CO·Filed 2019·Granted May 31, 2022·0 cites·6 claims
- 3254US2020277163A1Controlling movement of an elevator carOTIS ELEVATOR CO·Filed 2019·Application pending·0 cites
- 3352US6186281B1Remote storage and reset of elevator overspeed switchOTIS ELEVATOR CO·Filed 1999·Granted Feb 13, 2001·16 cites·7 claims
- 3449US11040857B2Door motor brakeOTIS ELEVATOR CO·Filed 2015·Granted Jun 22, 2021·0 cites·12 claims
- 3547US2017341909A1Hoistway landing door locking system and method of controlling access to an elevator shaftFONTENEAU NICOLAS·Filed 2014·Application pending·0 cites
- 3646US5459399ATrap for preventing mixing of flux between adjacent indicia and being disposed adjacent first and second sensorsOTIS ELEVATOR CO·Filed 1994·Granted Oct 17, 1995·10 cites·4 claims
- 3744US2017275138A1Embedded energy storage to drive car and auxiliary systemsFAUCONNET AURÉLIEN·Filed 2014·Application pending·0 cites
- 3841US2018208431A1Elevator visual communication systemOTIS ELEVATOR CO·Filed 2015·Application pending·0 cites
- 3940US11175638B2Self-diagnostic electrical circuitOTIS ELEVATOR CO·Filed 2015·Granted Nov 16, 2021·0 cites·14 claims
- 4037US2008302611A1Machine Room with a Raised Work Platform in Front of the Controller for Elevators and Elevator Equipped TherewithSIRIGU GERARD·Filed 2004·Application pending·0 cites
- 4134US9150384B2Elevator installation with reduced hoistway dimensionsCOQUERELLE THOMAS·Filed 2006·Granted Oct 6, 2015·0 cites·14 claims
- 4234US2018079622A1Elevator testing arrangementOTIS ELEVATOR CO·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →