Assignee
WITTUR HOLDING GMBH
DE·19 granted patents·3 pending applications·39 citations·filing 2015–2023
Top patents by PatentIndex Score
22 records- 0195US9637350B2Door coupler with an actuation that permits it to be flexibly positionedWITTUR HOLDING GMBH·Filed 2015·Granted May 2, 2017·20 cites·15 claims
- 0294US9834413B2Door coupler with flexibly positionable coupler elementsWITTUR HOLDING GMBH·Filed 2015·Granted Dec 5, 2017·13 cites·23 claims
- 0379US12234125B2Triggering unit for actuating an elevator braking deviceWITTUR HOLDING GMBH·Filed 2021·Granted Feb 25, 2025·1 cites·24 claims
- 0476US10167171B2Elevator with brake device in the manner of a clamp brakeWITTUR HOLDING GMBH·Filed 2016·Granted Jan 1, 2019·2 cites·15 claims
- 0575US11873194B2Braking device with automatic releasability in all operating situationsWITTUR HOLDING GMBH·Filed 2020·Granted Jan 16, 2024·1 cites·8 claims
- 0669US10308481B2Elevator door and method for opening an elevator door having two sliding door panelsWITTUR HOLDING GMBH·Filed 2015·Granted Jun 4, 2019·2 cites·5 claims
- 0768US2025282576A1Elevator cabin and elevator system comprising such a cabinWITTUR HOLDING GMBH·Filed 2023·Application pending·0 cites
- 0862US2025276873A1Rope tensioning device for an overspeed governor of an elevator and an elevator comprising such a rope tensioning deviceWITTUR HOLDING GMBH·Filed 2023·Application pending·0 cites
- 0959US11854753B2Safety switch actuation deviceWITTUR HOLDING GMBH·Filed 2021·Granted Dec 26, 2023·0 cites·10 claims
- 1054US12037219B2Sheet metal base panel for use in elevatorsWITTUR HOLDING GMBH·Filed 2022·Granted Jul 16, 2024·0 cites·8 claims
- 1153US11814265B2Speed limiter for a lifting gear having brake actuated by centrifugal forceWITTUR HOLDING GMBH·Filed 2019·Granted Nov 14, 2023·0 cites·19 claims
- 1251US12365566B2Release unit for actuating an elevator brake deviceWITTUR HOLDING GMBH·Filed 2020·Granted Jul 22, 2025·0 cites·12 claims
- 1348US2023032880A1Elevator door leaf and elevator systemWITTUR HOLDING GMBH·Filed 2021·Application pending·0 cites
- 1445US10060491B2Elevator brake mechanism and/or safety gear with welded brake liningWITTUR HOLDING GMBH·Filed 2016·Granted Aug 28, 2018·0 cites·19 claims
- 1544US12589974B2Computer-implemented method for training a machine learning model to detect installation errors in an elevator, in particular an elevator door, a computer-implemented method for classifying installation errors and a system thereofWITTUR HOLDING GMBH·Filed 2022·Granted Mar 31, 2026·0 cites·20 claims
- 1643US12378096B2Roller for elevator door hangers comprising at least one insertWITTUR HOLDING GMBH·Filed 2023·Granted Aug 5, 2025·0 cites·10 claims
- 1743US10041278B2Block system and assembly for lift doorsWITTUR HOLDING GMBH·Filed 2015·Granted Aug 7, 2018·0 cites·14 claims
- 1833US10793397B2Guide assemblies and runnersWITTUR HOLDING GMBH·Filed 2016·Granted Oct 6, 2020·0 cites·15 claims
- 1932US12024399B2Guiding device for an elevator door leafWITTUR HOLDING GMBH·Filed 2021·Granted Jul 2, 2024·0 cites·17 claims
- 2030US12305448B2Folding ladderWITTUR HOLDING GMBH·Filed 2019·Granted May 20, 2025·0 cites·10 claims
- 2130US10620617B2Method of maintenance of an electromechanical deviceWITTUR HOLDING GMBH·Filed 2016·Granted Apr 14, 2020·0 cites·12 claims
- 2226US11299373B2Blocking assembly, elevator systemWITTUR HOLDING GMBH·Filed 2018·Granted Apr 12, 2022·0 cites·13 claims
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