Assignee
NIIKAWA TAKESHI
JP·1 granted patent·3 pending applications·7 citations·filing 2009–2012
Technology mixB66B4
Top patents by PatentIndex Score
4 records- 0163US8950554B2Elevator governorNIIKAWA TAKESHI·Filed 2009·Granted Feb 10, 2015·7 cites·8 claims
- 0239US2012024636A1Elevator derailment detecting apparatusNIIKAWA TAKESHI·Filed 2009·Application pending·0 cites
- 0335US2015251877A1Elevator apparatusNIIKAWA TAKESHI·Filed 2012·Application pending·0 cites
- 0434US2015014100A1Elevator governor and elevator deviceNIIKAWA TAKESHI·Filed 2012·Application pending·0 cites
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