Assignee
QIU DI
US·2 granted patents·45 citations·filing 2009–2010
Top patents by PatentIndex Score
2 records- 0189US8315389B2Geosecurity methods and devices using geotags derived from noisy location data from multiple sourcesQIU DI·Filed 2010·Granted Nov 20, 2012·33 cites·8 claims
- 0279US8391488B2Method and apparatus for using navigation signal information for geoencryption to enhance securityQIU DI·Filed 2009·Granted Mar 5, 2013·12 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when QIU DI files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →