Inventor · disambiguated record
Zhijian Xu
Also filed as: XU ZHIJIAN
9 granted patents·59 citations·filing 2005–2021
85Inventor score
Top patents by PatentIndex Score
9 records- 0188US7804781B2Methods and apparatus to detect border gateway protocol session failuresAT & T IP I LP·Filed 2008·Granted Sep 28, 2010·20 cites·13 claims
- 0288US7773727B1Method for providing predictive maintenance relating to trunk operations in a VoIP networkAT & T IP II LP·Filed 2005·Granted Aug 10, 2010·19 cites·5 claims
- 0385US7505567B1Method for providing detection of fault location for defect calls in a VoIP networkAT & T CORP·Filed 2005·Granted Mar 17, 2009·16 cites·5 claims
- 0471US8908505B2Methods, apparatus and articles of manufacture to monitor communication paths in communication systemsAT & T IP I LP·Filed 2013·Granted Dec 9, 2014·2 cites·11 claims
- 0560US8498203B2Methods, apparatus and articles of manufacture to monitor communication paths in communication systemsXU ZHIJIAN·Filed 2012·Granted Jul 30, 2013·1 cites·11 claims
- 0657US8279771B2Methods, apparatus and articles of manufacture to monitor communication paths in communication systemsXU ZHIJIAN·Filed 2009·Granted Oct 2, 2012·1 cites·18 claims
- 0748US11386183B2Systems and methods for predictive cachingMICROSTRATEGY INC·Filed 2021·Granted Jul 12, 2022·0 cites·17 claims
- 0841US11251862B2Systems and methods for simultaneous operation of dissimilar SATCOM systemsHONEYWELL INT INC·Filed 2020·Granted Feb 15, 2022·0 cites·17 claims
- 0924USD991902SEarbud and charger caseXU ZHIJIAN·Filed 2021·Granted Jul 11, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →