Inventor · disambiguated record
Robert Bryan Leach
Also filed as: LEACH ROBERT B · LEACH ROBERT BRYAN
3 granted patents·153 citations·filing 1989–2011
74Inventor score
Top patents by PatentIndex Score
3 records- 0194US5036321ACapacitive sensing, solid state touch button systemOTIS ELEVATOR CO·Filed 1989·Granted Jul 30, 1991·131 cites·7 claims
- 0282US9422133B2Elevator 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
- 0342US5040640APiezoresistive elevator buttonOTIS ELEVATOR CO·Filed 1990·Granted Aug 20, 1991·11 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →