Assignee
KIGAWA HIROSHI
JP·3 granted patents·26 citations·filing 2007–2012
Technology mixB66B3
Top patents by PatentIndex Score
3 records- 0189US8261886B2Safety device for elevator and rope slip detection methodKIGAWA HIROSHI·Filed 2012·Granted Sep 11, 2012·11 cites·1 claims
- 0282US8297413B2Safety device for elevator and rope slip detection method using drive sheave accelerationKIGAWA HIROSHI·Filed 2007·Granted Oct 30, 2012·11 cites·1 claims
- 0376US8336677B2Safety device for elevator and rope slip detection methodKIGAWA HIROSHI·Filed 2012·Granted Dec 25, 2012·4 cites·1 claims
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