Assignee
UTSUNOMIYA KENJI
JP·3 granted patents·23 citations·filing 2006–2010
Technology mixB66B3
Top patents by PatentIndex Score
3 records- 0184US8141685B2Elevator apparatus having vibration damping controlUTSUNOMIYA KENJI·Filed 2006·Granted Mar 27, 2012·17 cites·6 claims
- 0273US9056749B2Control device of elevator door including obstruction detection using equivalent stiffness determinationUTSUNOMIYA KENJI·Filed 2010·Granted Jun 16, 2015·5 cites·10 claims
- 0350US8973714B2Door engagement device for elevatorUTSUNOMIYA KENJI·Filed 2010·Granted Mar 10, 2015·1 cites·9 claims
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