Inventor · disambiguated record
Robert K. Williams
Also filed as: WILLIAMS ROBERT K
5 granted patents·4 citations·filing 2016–2020
67Inventor score
Files withOTIS ELEVATOR CO5
Top patents by PatentIndex Score
5 records- 0177US10611600B2Hydraulic elevator system with position or speed based valve controlOTIS ELEVATOR CO·Filed 2017·Granted Apr 7, 2020·3 cites·19 claims
- 0269US11299374B2Method 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
- 0368US10618775B2Retrofitting an elevator machine with primary and secondary brakingOTIS ELEVATOR CO·Filed 2016·Granted Apr 14, 2020·1 cites·10 claims
- 0466US11377323B2Retrofitting an elevator machine with primary and secondary brakingOTIS ELEVATOR CO·Filed 2020·Granted Jul 5, 2022·0 cites·10 claims
- 0559US10737908B2Method 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
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →