Inventor · disambiguated record
Peter Herkel
Also filed as: HERKEL PETER · HERKEL PETER L · HERKEL PETER LEO
38 granted patents·26 pending applications·645 citations·filing 1990–2023
97Inventor score
Top patents by PatentIndex Score
64 records- 0192US8365870B2Foldable handrail and safety switch arrangement on top of an elevator carOTIS ELEVATOR CO·Filed 2012·Granted Feb 5, 2013·19 cites·7 claims
- 0290US11485608B2Elevator safety systemOTIS ELEVATOR CO·Filed 2016·Granted Nov 1, 2022·4 cites·15 claims
- 0390US6170614B1Electronic overspeed governor for elevatorsOTIS ELEVATOR CO·Filed 1998·Granted Jan 9, 2001·59 cites·11 claims
- 0489US8162108B2Elevator 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
- 0589US6173814B1Electronic safety system for elevators having a dual redundant safety busOTIS ELEVATOR CO·Filed 1999·Granted Jan 16, 2001·235 cites·10 claims
- 0685US12012307B2Elevator safety systemOTIS ELEVATOR CO·Filed 2019·Granted Jun 18, 2024·2 cites·16 claims
- 0782US10787341B2Elevator control system and elevator system having inspection control stationOTIS ELEVATOR CO·Filed 2015·Granted Sep 29, 2020·3 cites·18 claims
- 0882US9422133B2Elevator 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
- 0981US6079521AMeasuring elevator position with scanning laser beamOTIS ELEVATOR CO·Filed 1998·Granted Jun 27, 2000·39 cites·6 claims
- 1081US5076399AElevator start control technique for reduced start jerk and acceleration overshootOTIS ELEVATOR CO·Filed 1990·Granted Dec 31, 1991·35 cites·14 claims
- 1178US9938115B2System and method for limiting over-voltage in power supply systemOTIS ELEVATOR CO·Filed 2013·Granted Apr 10, 2018·6 cites·13 claims
- 1278US5157228AAdjusting technique for a digital elevator drive systemOTIS ELEVATOR CO·Filed 1990·Granted Oct 20, 1992·31 cites·9 claims
- 1377US9376289B2Elevator control system with sleep monitorHERKEL PETER·Filed 2010·Granted Jun 28, 2016·6 cites·17 claims
- 1473US9051155B2Elevator rescue system including communications over a rescue operation signal transmission pathHERKEL PETER·Filed 2009·Granted Jun 9, 2015·11 cites·22 claims
- 1573US5677519AElevator leveling adjustmentOTIS ELEVATOR CO·Filed 1996·Granted Oct 14, 1997·30 cites·14 claims
- 1672US8997968B2Automatic adjustment of parameters for safety deviceBRAASCH BURKHARD·Filed 2009·Granted Apr 7, 2015·11 cites·20 claims
- 1771US7523809B2Elevator top of car safetyOTIS ELEVATOR CO·Filed 2004·Granted Apr 28, 2009·18 cites·11 claims
- 1869US2024253946A1Elevator system and method of authenticating a computing device to a safety controller of an elevator systemOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 1968US2024208775A1Verifying configuration parameter changes in an elevator safety systemOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 2066US6591947B2Use of multi-state sensorsOTIS ELEVATOR CO·Filed 2002·Granted Jul 15, 2003·13 cites·7 claims
- 2164US9120646B2Systems and methods for determining functionality of an automatic door systemLOEB RUEDIGER·Filed 2009·Granted Sep 1, 2015·8 cites·21 claims
- 2262US9371210B2Elevator safety system having multiple busesPARILLO SHARI R·Filed 2010·Granted Jun 21, 2016·4 cites·20 claims
- 2362US2022332542A1Safety control deviceOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 2461US10442660B2Elevator brake control systemOTIS ELEVATOR CO·Filed 2014·Granted Oct 15, 2019·2 cites·18 claims
- 2561US2022380173A1Elevator system and method for restoring operation of an elevator carOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 2659US2023146745A1Avoiding entrapment in an elevatorOTIS ELEVATOR CO·Filed 2022·Application pending·0 cites
- 2758US11565911B2Electronic test nodes for automatic check of a safety chainOTIS ELEVATOR CO·Filed 2020·Granted Jan 31, 2023·0 cites·13 claims
- 2858US11535487B2Elevator safety systemOTIS ELEVATOR CO·Filed 2019·Granted Dec 27, 2022·0 cites·13 claims
- 2958US2024140759A1Systems and method for detecting a location of a person in a hoistwayOTIS ELEVATOR CO·Filed 2022·Application pending·0 cites
- 3057US5549179ACost effective control of the main switches of an elevator drive motorOTIS ELEVATOR CO·Filed 1994·Granted Aug 27, 1996·17 cites·1 claims
- 3157US2024076163A1Setting a rescue time periodOTIS ELEVATOR CO·Filed 2022·Application pending·0 cites
- 3257US2021403289A1Elevator systemsOTIS ELEVATOR CO·Filed 2020·Application pending·0 cites
- 3357US2023242373A1Elevator systems with improved monitoringOTIS ELEVATOR CO·Filed 2022·Application pending·0 cites
- 3456US10947087B2Elevator safety system and method of operating an elevator systemOTIS ELEVATOR CO·Filed 2017·Granted Mar 16, 2021·0 cites·10 claims
- 3556US5831227ADifferential magnetic alignment of an elevator and a landingOTIS ELEVATOR CO·Filed 1996·Granted Nov 3, 1998·19 cites·3 claims
- 3655US11414297B2Elevator safety deviceOTIS ELEVATOR CO·Filed 2018·Granted Aug 16, 2022·0 cites·13 claims
- 3754US11440773B2Automatic rescue operation in an elevator systemOTIS ELEVATOR CO·Filed 2019·Granted Sep 13, 2022·0 cites·11 claims
- 3854US9908743B2Adaptive power control for elevator system using power profilesHERKEL PETER·Filed 2012·Granted Mar 6, 2018·1 cites·30 claims
- 3954US8960407B2Signal correlation for missing step detection in conveyorsBRAASCH BURKHARD·Filed 2009·Granted Feb 24, 2015·4 cites·17 claims
- 4054US2022017330A1Elevator safety circuitOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 4152US10155640B2Elevator system using rescue storage device for increased powerOTIS ELEVATOR CO·Filed 2013·Granted Dec 18, 2018·1 cites·15 claims
- 4252US2020239269A1Controlling movement of an elevator carOTIS ELEVATOR CO·Filed 2019·Application pending·0 cites
- 4351US11993481B2Elevator systemOTIS ELEVATOR CO·Filed 2017·Granted May 28, 2024·0 cites·9 claims
- 4451US11014781B2Elevator safety system and method of monitoring an elevator systemOTIS ELEVATOR CO·Filed 2018·Granted May 25, 2021·0 cites·13 claims
- 4551US5765664AElevator drive fault detectorOTIS ELEVATOR CO·Filed 1997·Granted Jun 16, 1998·21 cites·6 claims
- 4651US2021094795A1Controlling movement of an elevator car of an elevator systemOTIS ELEVATOR CO·Filed 2020·Application pending·0 cites
- 4751US2021371240A1Emergency terminal stopping systemsOTIS ELEVATOR CO·Filed 2020·Application pending·0 cites
- 4848US2019389694A1Elevator systemOTIS ELEVATOR CO·Filed 2019·Application pending·0 cites
- 4948US2019352135A1Elevator system and method of controlling a door in an elevator systemOTIS ELEVATOR CO·Filed 2019·Application pending·0 cites
- 5046US7204347B2Arrhythmic pulse sequence for sonic distance measurementOTIS ELEVATOR CO·Filed 2002·Granted Apr 17, 2007·4 cites·12 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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