Inventor · disambiguated record
Liujian Qian
Also filed as: QIAN LIUJIAN
5 granted patents·1 pending application·123 citations·filing 2002–2024
78Inventor score
Files withORACLE INT CORP6
Top patents by PatentIndex Score
6 records- 0187US7376636B1Geocoding using a relational databaseORACLE INT CORP·Filed 2002·Granted May 20, 2008·82 cites·45 claims
- 0275US7162470B2Contextual search interface for business directory servicesORACLE INT CORP·Filed 2003·Granted Jan 9, 2007·37 cites·27 claims
- 0371US10255293B2Generating virtual map tiles according to an ad hoc specificationORACLE INT CORP·Filed 2016·Granted Apr 9, 2019·2 cites·20 claims
- 0467US2024393928A1Generating aggregate data geospatial grid cells for encoding in vector tilesORACLE INT CORP·Filed 2024·Application pending·0 cites
- 0563US10042863B2Automatic update for map cacheORACLE INT CORP·Filed 2014·Granted Aug 7, 2018·2 cites·20 claims
- 0657US12061784B2Generating aggregate data geospatial grid cells for encoding in vector tilesORACLE INT CORP·Filed 2022·Granted Aug 13, 2024·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →