Inventor · disambiguated record
Jianchang Mao
Also filed as: MAO JIANCHANG · MAO JIANCHANG JC
39 granted patents·12 pending applications·3,131 citations·filing 1995–2020
98Inventor score
Top patents by PatentIndex Score
51 records- 0198US7634466B2Realtime indexing and search in large, rapidly changing document collectionsYAHOO INC·Filed 2006·Granted Dec 15, 2009·84 cites·12 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
- 0796US7031909B2Method and system for naming a cluster of words and phrasesVERITY INC·Filed 2002·Granted Apr 18, 2006·211 cites·48 claims
- 0896US6728704B2Method and apparatus for merging result lists from multiple search enginesVERITY INC·Filed 2001·Granted Apr 27, 2004·207 cites·23 claims
- 0996US6457047B1Application caching system and methodVERITY INC·Filed 2000·Granted Sep 24, 2002·331 cites·3 claims
- 1095US8856028B2Inventory allocation for advertising with changeable supply landscapeYANG JIAN·Filed 2011·Granted Oct 7, 2014·35 cites·20 claims
- 1195US7085771B2System and method for automatically discovering a hierarchy of concepts from a corpus of documentsVERITY INC·Filed 2002·Granted Aug 1, 2006·204 cites·39 claims
- 1295US6738764B2Apparatus and method for adaptively ranking search resultsVERITY INC·Filed 2001·Granted May 18, 2004·220 cites·19 claims
- 1394US7685198B2Systems and methods for collaborative tag suggestionsYAHOO INC·Filed 2006·Granted Mar 23, 2010·88 cites·13 claims
- 1494US7548908B2Dynamic bloom filter for caching query resultsYAHOO INC·Filed 2006·Granted Jun 16, 2009·49 cites·20 claims
- 1594US6546385B1Method and apparatus for indexing and searching content in hardcopy documentsIBM·Filed 1999·Granted Apr 8, 2003·257 cites·21 claims
- 1691US10089580B2Generating and using a knowledge-enhanced modelMICROSOFT CORP·Filed 2014·Granted Oct 2, 2018·30 cites·20 claims
- 1790US9477654B2Convolutional latent semantic models and their applicationsMICROSOFT CORP·Filed 2014·Granted Oct 25, 2016·20 cites·20 claims
- 1890US6662170B1System and method for boosting support vector machinesIBM·Filed 2000·Granted Dec 9, 2003·64 cites·17 claims
- 1989US8442978B2Trust propagation through both explicit and implicit social networksBERKHIM PAVEL·Filed 2006·Granted May 14, 2013·27 cites·8 claims
- 2089US7685084B2Term expansion using associative matching of labeled term pairsYAHOO INC·Filed 2007·Granted Mar 23, 2010·42 cites·28 claims
- 2188US8788492B2Search system and methods with integration of user annotations from a trust networkLU QI·Filed 2005·Granted Jul 22, 2014·16 cites·46 claims
- 2284US9589277B2Search service advertisement selectionMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2013·Granted Mar 7, 2017·8 cites·20 claims
- 2384US7120880B1Method and system for real-time determination of a subject's interest level to media contentIBM·Filed 1999·Granted Oct 10, 2006·354 cites·67 claims
- 2479US8311885B2System for display advertising optimization using click or conversion performanceKENNEDY OLIVER·Filed 2009·Granted Nov 13, 2012·13 cites·21 claims
- 2579US5835633AConcurrent two-stage multi-network optical character recognition systemIBM·Filed 1995·Granted Nov 10, 1998·97 cites·43 claims
- 2677US6327386B1Key character extraction and lexicon reduction for cursive text recognitionIBM·Filed 2000·Granted Dec 4, 2001·33 cites·12 claims
- 2776US9576029B2Trust propagation through both explicit and implicit social networksYAHOO INC·Filed 2013·Granted Feb 21, 2017·5 cites·9 claims
- 2874US9852187B2Search system and methods with integration of user annotations from a trust networkYAHOO INC·Filed 2014·Granted Dec 26, 2017·2 cites·20 claims
- 2974US8108374B2Optimization framework for tuning ranking engineZHANG RUOFEI·Filed 2008·Granted Jan 31, 2012·7 cites·18 claims
- 3072US7797287B2User interface for navigating a keyword spaceYAHOO INC·Filed 2006·Granted Sep 14, 2010·4 cites·28 claims
- 3171US8359295B2User interface for navigating a keyword spaceYAHOO INC·Filed 2011·Granted Jan 22, 2013·2 cites·20 claims
- 3269US11556544B2Search system and methods with integration of user annotations from a trust networkSLACK TECH INC·Filed 2020·Granted Jan 17, 2023·0 cites·20 claims
- 3361US10726019B2Search system and methods with integration of user annotations from a trust networkSLACK TECH INC·Filed 2017·Granted Jul 28, 2020·0 cites·14 claims
- 3460US6259812B1Key character extraction and lexicon reduction cursive text recognitionIBM·Filed 2000·Granted Jul 10, 2001·12 cites·6 claims
- 3560US5915039AMethod and means for extracting fixed-pitch characters on noisy images with complex background prior to character recognitionIBM·Filed 1996·Granted Jun 22, 1999·53 cites·9 claims
- 3658US2017116200A1Trust propagation through both explicit and implicit social networksYAHOO INC·Filed 2017·Application pending·0 cites
- 3757US2010121712A1Diversity of ads displayed on a publisher pageYAHOO INC·Filed 2008·Application pending·0 cites
- 3854US9576057B2User interface for navigating a keyword spaceYAHOO INC·Filed 2013·Granted Feb 21, 2017·0 cites·12 claims
- 3954US2009198671A1System and method for generating subphrase queriesYAHOO INC·Filed 2008·Application pending·0 cites
- 4053US2013085845A1Facilitating deal comparison and advertising in association with emailsMAO JIANCHANG·Filed 2011·Application pending·0 cites
- 4153US2013085852A1Deal and ad targeting in association with emailsMAO JIANCHANG·Filed 2011·Application pending·0 cites
- 4253US2010121706A1Method and system for selecting advertisementsYAHOO INC·Filed 2008·Application pending·0 cites
- 4352US2010161378A1System and Method for Retargeting Advertisements Based on Previously Captured Relevance DataJOSIFOVSKI VANJA·Filed 2008·Application pending·0 cites
- 4451US6249605B1Key character extraction and lexicon reduction for cursive text recognitionIBM·Filed 1998·Granted Jun 19, 2001·28 cites·21 claims
- 4550US8055634B2User interface for navigating a keyword spaceYAHOO INC·Filed 2010·Granted Nov 8, 2011·0 cites·7 claims
- 4650US2012084142A1Bid landscape forecasting in online advertisingLI WEI·Filed 2010·Application pending·0 cites
- 4749US2010250523A1System and method for learning a ranking model that optimizes a ranking evaluation metric for ranking search results of a search queryYAHOO INC·Filed 2009·Application pending·0 cites
- 4849US2011196733A1Optimizing Advertisement Selection in Contextual Advertising SystemsLI WEI·Filed 2010·Application pending·0 cites
- 4948US2011196739A1Systems and methods for efficiently ranking advertisements based on relevancy and click feedbackZHANG RUOFEI·Filed 2010·Application pending·0 cites
- 5045US11023473B2Recurrent binary embedding for information retrievalMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2018·Granted Jun 1, 2021·0 cites·20 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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