Inventor · disambiguated record
Zhichen Xu
Also filed as: XU ZHICHEN
60 granted patents·11 pending applications·1,562 citations·filing 2002–2023
99Inventor score
Top patents by PatentIndex Score
71 records- 0198US8260117B1Automatically recommending contentXU ZHICHEN·Filed 2012·Granted Sep 4, 2012·161 cites·24 claims
- 0297US8086605B2Search engine with augmented relevance ranking by community participationXU ZHICHEN·Filed 2006·Granted Dec 27, 2011·98 cites·14 claims
- 0397US7761436B2Apparatus and method for controlling content access based on shared annotations for annotated users in a folksonomy schemeYAHOO INC·Filed 2006·Granted Jul 20, 2010·141 cites·19 claims
- 0497US7685209B1Apparatus and method for normalizing user-selected keywords in a folksonomyYAHOO INC·Filed 2005·Granted Mar 23, 2010·193 cites·13 claims
- 0597US7647306B2Using community annotations as anchortextYAHOO INC·Filed 2006·Granted Jan 12, 2010·59 cites·11 claims
- 0696US7594258B2Access control systems and methods using visibility tokens with automatic propagationYAHOO INC·Filed 2005·Granted Sep 22, 2009·137 cites·24 claims
- 0794US7685198B2Systems and methods for collaborative tag suggestionsYAHOO INC·Filed 2006·Granted Mar 23, 2010·88 cites·13 claims
- 0894US7548908B2Dynamic bloom filter for caching query resultsYAHOO INC·Filed 2006·Granted Jun 16, 2009·49 cites·20 claims
- 0993US7643458B1Communicating between wireless communitiesHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jan 5, 2010·30 cites·20 claims
- 1091US8838599B2Efficient lexical trending topic detection over streams of data using a modified sequitur algorithmXU ZHICHEN·Filed 2010·Granted Sep 16, 2014·19 cites·19 claims
- 1191US8521734B2Search engine with augmented relevance ranking by community participationWALTHER ECKART·Filed 2011·Granted Aug 27, 2013·15 cites·20 claims
- 1291US7039634B2Semantic querying a peer-to-peer networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted May 2, 2006·65 cites·31 claims
- 1390US9137329B2Push pull caching for social network informationYAHOO INC·Filed 2014·Granted Sep 15, 2015·10 cites·20 claims
- 1489US8442978B2Trust propagation through both explicit and implicit social networksBERKHIM PAVEL·Filed 2006·Granted May 14, 2013·27 cites·8 claims
- 1589US7644182B2Reconfiguring a multicast treeHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Jan 5, 2010·63 cites·23 claims
- 1688US8788492B2Search system and methods with integration of user annotations from a trust networkLU QI·Filed 2005·Granted Jul 22, 2014·16 cites·46 claims
- 1788US7827279B2Selecting nodes close to another node in a network using location information for the nodesHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Nov 2, 2010·57 cites·20 claims
- 1887US8166058B2Identifying interest twins in an online communityXU HAO·Filed 2006·Granted Apr 24, 2012·15 cites·42 claims
- 1985US8117215B2Distributing content indicesFORMAN GEORGE H·Filed 2010·Granted Feb 14, 2012·8 cites·15 claims
- 2084US8655842B2Push pull caching for social network informationXU ZHICHEN·Filed 2009·Granted Feb 18, 2014·10 cites·20 claims
- 2183US7379428B2Autonomous system topology based auxiliary network for peer-to-peer overlay networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted May 27, 2008·37 cites·24 claims
- 2281US7805448B2Storing attribute values of computing resources in a peer-to-peer networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Sep 28, 2010·33 cites·31 claims
- 2379US7398388B2Increasing peer privacyHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jul 8, 2008·26 cites·36 claims
- 2476US9576029B2Trust propagation through both explicit and implicit social networksYAHOO INC·Filed 2013·Granted Feb 21, 2017·5 cites·9 claims
- 2574US9852187B2Search system and methods with integration of user annotations from a trust networkYAHOO INC·Filed 2014·Granted Dec 26, 2017·2 cites·20 claims
- 2673US7483391B2Providing a notification including location information for nodes in an overlay networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 27, 2009·17 cites·25 claims
- 2772US7797287B2User interface for navigating a keyword spaceYAHOO INC·Filed 2006·Granted Sep 14, 2010·4 cites·28 claims
- 2872US7554988B2Creating expressway for overlay routingHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 30, 2009·16 cites·22 claims
- 2971US8838625B2Automated screen scraping via grammar inductionXU ZHICHEN·Filed 2009·Granted Sep 16, 2014·6 cites·16 claims
- 3071US8359295B2User interface for navigating a keyword spaceYAHOO INC·Filed 2011·Granted Jan 22, 2013·2 cites·20 claims
- 3171US8010532B2System and method for automatically organizing bookmarks through the use of tag dataYAHOO INC·Filed 2007·Granted Aug 30, 2011·8 cites·10 claims
- 3271US7289520B2Method, apparatus, and system for expressway routing among peersHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Oct 30, 2007·15 cites·21 claims
- 3370US8046248B2Identifying items that have experienced recent interest burstsYAHOO INC·Filed 2006·Granted Oct 25, 2011·1 cites·42 claims
- 3470US7788400B2Utilizing proximity information in an overlay networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Aug 31, 2010·14 cites·21 claims
- 3569US11556544B2Search system and methods with integration of user annotations from a trust networkSLACK TECH INC·Filed 2020·Granted Jan 17, 2023·0 cites·20 claims
- 3668US6985928B2Placing an object at a node in a peer-to-peer system based on a zoom-in algorithmHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 10, 2006·12 cites·16 claims
- 3767US7865715B2Increasing peer privacyHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 4, 2011·11 cites·29 claims
- 3867US7617250B2Semantic file systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 10, 2009·12 cites·36 claims
- 3966US7773815B2System and method for compressing compressed dataHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Aug 10, 2010·5 cites·7 claims
- 4065US8677017B2Determining location information for a node in a network using at least one local landmark nodeXU ZHICHEN·Filed 2004·Granted Mar 18, 2014·9 cites·25 claims
- 4164US7454520B2Method and apparatus for generating a routing tableHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 18, 2008·9 cites·20 claims
- 4263US12168807B2Multiplexed nucleic acid detection kit for human papilloma virus (HPV) typing, and detection methodINNOVATION ACADEMY FOR PRECISION MEASUREMENT SCIENCE AND TECH CHINESE ACADEMY OF SCIENCES·Filed 2023·Granted Dec 17, 2024·0 cites·6 claims
- 4362US7043470B2Method and apparatus for improving queryingHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted May 9, 2006·8 cites·26 claims
- 4461US10726019B2Search system and methods with integration of user annotations from a trust networkSLACK TECH INC·Filed 2017·Granted Jul 28, 2020·0 cites·14 claims
- 4561US9015170B2Entropy-based mixing and personalizationYAHOO INC·Filed 2013·Granted Apr 21, 2015·0 cites·20 claims
- 4661US8533202B2Entropy-based mixing and personalizationXU ZHICHEN·Filed 2009·Granted Sep 10, 2013·0 cites·37 claims
- 4761US7167979B2Invoking mutual anonymity by electing to become head of a return pathHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 23, 2007·6 cites·45 claims
- 4860US7433316B2Summarizing nodes in route propagation in auxiliary network for P2P overlay networksHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Oct 7, 2008·6 cites·12 claims
- 4960US7421433B2Semantic-based system including semantic vectorsHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Sep 2, 2008·7 cites·22 claims
- 5060US7266125B2Landmark numbering based auxiliary network for peer-to-peer overlay networkHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Sep 4, 2007·6 cites·30 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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