Assignee

QIU MINGLUN

US·2 granted patents·19 citations·filing 2007–2008

Technology mixB66B2 G01B1

Top patents by PatentIndex Score

2 records

0182US8256582B2Methods and devices for surveying elevator hoistwaysQIU MINGLUN·Filed 2007·Granted Sep 4, 2012·17 cites·25 claims
0243US9701515B2Underslung elevator car configurationQIU MINGLUN·Filed 2008·Granted Jul 11, 2017·2 cites·6 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →