Assignee
GRUNDMANN STEFFEN
CH·2 granted patents·40 citations·filing 2007–2008
Technology mixB66B2
Top patents by PatentIndex Score
2 records- 0191US9248994B2Elevator system with elevator cars which can move vertically and horizontallyGRUNDMANN STEFFEN·Filed 2008·Granted Feb 2, 2016·29 cites·21 claims
- 0272US8517150B2Apparatus and method for holding and braking an elevator carGRUNDMANN STEFFEN·Filed 2007·Granted Aug 27, 2013·11 cites·13 claims
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