Inventor · disambiguated record
James L. Hubbard
Also filed as: HUBBARD III JAMES L · HUBBARD III JAMES LEO · HUBBARD JAMES · HUBBARD JAMES L
32 granted patents·9 pending applications·215 citations·filing 1976–2025
96Inventor score
Top patents by PatentIndex Score
41 records- 0195US10766746B2Friction liner and traction sheaveOTIS ELEVATOR CO·Filed 2018·Granted Sep 8, 2020·6 cites·12 claims
- 0295US6601828B2Elevator hoist machine and related assembly methodOTIS ELEVATOR CO·Filed 2001·Granted Aug 5, 2003·68 cites·21 claims
- 0389US10214382B2Disk damping deviceOTIS ELEVATOR CO·Filed 2017·Granted Feb 26, 2019·5 cites·16 claims
- 0487US9791009B2Brake torque monitoring and health assessmentHUBBARD JAMES L·Filed 2011·Granted Oct 17, 2017·8 cites·17 claims
- 0583US6742769B2Elevator sheave for use with flat ropesOTIS ELEVATOR CO·Filed 2002·Granted Jun 1, 2004·23 cites·5 claims
- 0682US9422133B2Elevator 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
- 0780US10017356B2Sheet metal guide rail for an elevator systemOTIS ELEVATOR CO·Filed 2012·Granted Jul 10, 2018·6 cites·10 claims
- 0877US8104586B2Elevator motor brake torque measurement deviceTRAKTOVENKO BORIS·Filed 2005·Granted Jan 31, 2012·13 cites·22 claims
- 0975US7350883B2Detecting elevator brake and other dragging by monitoring motor currentOTIS ELEVATOR CO·Filed 2002·Granted Apr 1, 2008·22 cites·9 claims
- 1074US12214994B2Brake disc releasing device, turning device, elevator rescue kit and methodOTIS ELEVATOR CO·Filed 2023·Granted Feb 4, 2025·0 cites·5 claims
- 1174US12054359B1Roller guide mounted elevator monitoring systemsOTIS ELEVATOR CO·Filed 2023·Granted Aug 6, 2024·0 cites·20 claims
- 1274US7703384B2Height-adjustable food transfer platformWISYS TECHNOLOGY FOUND INC·Filed 2007·Granted Apr 27, 2010·10 cites·16 claims
- 1372US11254544B2Friction liner and traction sheaveOTIS ELEVATOR CO·Filed 2020·Granted Feb 22, 2022·0 cites·14 claims
- 1472US10273119B2Elevator load weighing systemOTIS ELEVATOR CO·Filed 2015·Granted Apr 30, 2019·1 cites·15 claims
- 1569US11299374B2Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machineOTIS ELEVATOR CO·Filed 2020·Granted Apr 12, 2022·0 cites·6 claims
- 1668US10618775B2Retrofitting an elevator machine with primary and secondary brakingOTIS ELEVATOR CO·Filed 2016·Granted Apr 14, 2020·1 cites·10 claims
- 1767US11718501B2Elevator sheave wear detectionOTIS ELEVATOR CO·Filed 2020·Granted Aug 8, 2023·0 cites·10 claims
- 1866US11377323B2Retrofitting an elevator machine with primary and secondary brakingOTIS ELEVATOR CO·Filed 2020·Granted Jul 5, 2022·0 cites·10 claims
- 1965US4652134AMask alignment systemLSI LOGIC CORP·Filed 1984·Granted Mar 24, 1987·17 cites·6 claims
- 2064US4030162AFood processing apparatusHUBBARD JAMES L·Filed 1976·Granted Jun 21, 1977·17 cites·16 claims
- 2163US2023286777A1Fault detection method and device for elevator power equipment and elevator systemOTIS ELEVATOR CO·Filed 2022·Application pending·0 cites
- 2261US12434943B2Beam climber active brake health monitoring systemOTIS ELEVATOR CO·Filed 2020·Granted Oct 7, 2025·0 cites·16 claims
- 2361US11667495B2Brake disc releasing device, turning device, elevator rescue kit and methodOTIS ELEVATOR CO·Filed 2019·Granted Jun 6, 2023·0 cites·14 claims
- 2461US11492230B2Sheave liner including wear indicatorsOTIS ELEVATOR CO·Filed 2018·Granted Nov 8, 2022·0 cites·19 claims
- 2561US2025346456A1Elevator sheave liner, elevator sheave assembly, and elevator systemOTIS ELEVATOR CO·Filed 2025·Application pending·0 cites
- 2660US10000366B2Brake torque controlHUBBARD JAMES L·Filed 2009·Granted Jun 19, 2018·1 cites·22 claims
- 2760US8839911B2Elevator machine frame with noise reducing configurationHUBBARD JAMES L·Filed 2009·Granted Sep 23, 2014·3 cites·13 claims
- 2859US10737908B2Method and kit for retrofitting elevator machines with thrust bearing, and retrofitted elevator machineOTIS ELEVATOR CO·Filed 2016·Granted Aug 11, 2020·0 cites·7 claims
- 2958US2025083901A1System, electric device and method for detecting a status of a brake of a conveyor deviceOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 3056US10442659B2Electromagnetic brake system for elevator applicationOTIS ELEVATOR CO·Filed 2016·Granted Oct 15, 2019·0 cites·13 claims
- 3154US10081518B2Elevator machine and stator support structureOTIS ELEVATOR CO·Filed 2014·Granted Sep 25, 2018·0 cites·7 claims
- 3254US9725281B2Elevator roller guideFARGO RICHARD N·Filed 2011·Granted Aug 8, 2017·1 cites·17 claims
- 3353US2024213823A1Motor stator, method of manufacturing motor stator and motorOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 3452US9630805B2Non-linear stiffness roller assemblyFARGO RICHARD N·Filed 2011·Granted Apr 25, 2017·1 cites·18 claims
- 3548US9725282B2Elevator load bearing assembly including different sized load bearing membersMILLER ROBIN MIHEKUN·Filed 2005·Granted Aug 8, 2017·1 cites·3 claims
- 3647US10141817B2Cooling of machine for elevator systemOTIS ELEVATOR CO·Filed 2013·Granted Nov 27, 2018·0 cites·17 claims
- 3744US2012112577A1Elevator machine with external rotor and motor within traction sheaveSTRBUNCELJ ZLATKO·Filed 2009·Application pending·0 cites
- 3843US2014238783A1Guide Rail for ElevatorOTIS ELEVATOR CO·Filed 2011·Application pending·0 cites
- 3942US2016101966A1Elevator machine with recessed bearingsOTIS ELEVATOR CO·Filed 2014·Application pending·0 cites
- 4040US2015136532A1Two-part sheet metal elevator guiderailOTIS ELEVATOR CO·Filed 2012·Application pending·0 cites
- 4134US2011240410A1Elevator brake actuator having a shape-changing material for brake controlBARRIO RODOLFO ROBLEDO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →