Individual holder
HUGHES DAVID M
US·2 granted patents·30 citations·filing 2006–2009
Individually held — no corporate assignee on record.
Technology mixB66B2
Top patents by PatentIndex Score
2 records- 0183US8172043B2Elevator cross-dispatching system with inter group relative system response (IRSR) dispatchingHUGHES DAVID M·Filed 2006·Granted May 8, 2012·18 cites·20 claims
- 0273US9108824B2Remote access of an elevator control system with multiple subsystemsHUGHES DAVID M·Filed 2009·Granted Aug 18, 2015·12 cites·18 claims
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