Assignee
DRAKA ELEVATOR PRODUCTS INC
US·4 granted patents·87 citations·filing 1999–2019
Top patents by PatentIndex Score
4 records- 0189US6234277B1Cable sway reduction deviceDRAKA ELEVATOR PRODUCTS INC·Filed 1999·Granted May 22, 2001·71 cites·42 claims
- 0262US7117978B2Dampening device for an elevator compensating cable and associated system and methodDRAKA ELEVATOR PRODUCTS INC·Filed 2004·Granted Oct 10, 2006·16 cites·28 claims
- 0351US11220413B2Wire rope coupling for elevatorDRAKA ELEVATOR PRODUCTS INC·Filed 2019·Granted Jan 11, 2022·0 cites·22 claims
- 0442US10302784B2Seismic-detection sensor device for vertical transportation equipmentDRAKA ELEVATOR PRODUCTS INC·Filed 2015·Granted May 28, 2019·0 cites·19 claims
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