Zhichen Xu

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Search system and methods with integration of user annotations from...
- Patent number 11,556,544
- Issue date Jan 17, 2023
- Slack Technologies, LLC
- Qi Lu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Search system and methods with integration of user annotations from...
- Patent number 10,726,019
- Issue date Jul 28, 2020
- Slack Technologies, Inc.
- Qi Lu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Search system and methods with integration of user annotations from...
- Patent number 9,852,187
- Issue date Dec 26, 2017
- EXCALIBUR IP, LLC
- Qi Lu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Trust propagation through both explicit and implicit social networks
- Patent number 9,576,029
- Issue date Feb 21, 2017
- EXCALIBUR IP, LLC
- Pavel Berkhim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
User interface for navigating a keyword space
- Patent number 9,576,057
- Issue date Feb 21, 2017
- Yahoo! Inc.
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Asymmetric identification of interest twins in an online community
- Patent number 9,342,614
- Issue date May 17, 2016
- Yahoo! Inc.
- Hao Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Requesting a service from a multicast network
- Patent number 9,160,571
- Issue date Oct 13, 2015
- Hewlett-Packard Development Company, L.P.
- Sujata Banerjee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Push pull caching for social network information
- Patent number 9,137,329
- Issue date Sep 15, 2015
- Yahoo! Inc.
- Zhichen Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Entropy-based mixing and personalization
- Patent number 9,015,170
- Issue date Apr 21, 2015
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automated screen scraping via grammar induction
- Patent number 8,838,625
- Issue date Sep 16, 2014
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient lexical trending topic detection over streams of data usi...
- Patent number 8,838,599
- Issue date Sep 16, 2014
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Search system and methods with integration of user annotations from...
- Patent number 8,788,492
- Issue date Jul 22, 2014
- Yahoo!, Inc.
- Qi Lu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Determining location information for a node in a network using at l...
- Patent number 8,677,017
- Issue date Mar 18, 2014
- Hewlett-Packard Development Company, L.P.
- Zhichen Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Push pull caching for social network information
- Patent number 8,655,842
- Issue date Feb 18, 2014
- Yahoo! Inc.
- Zhichen Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Entropy-based mixing and personalization
- Patent number 8,533,202
- Issue date Sep 10, 2013
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Search engine with augmented relevance ranking by community partici...
- Patent number 8,521,734
- Issue date Aug 27, 2013
- Yahoo! Inc.
- Eckart Walther
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Trust propagation through both explicit and implicit social networks
- Patent number 8,442,978
- Issue date May 14, 2013
- Yahoo! Inc.
- Pavel Berkhim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
User interface for navigating a keyword space
- Patent number 8,359,295
- Issue date Jan 22, 2013
- Yahoo! Inc.
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for compressing compressed data
- Patent number 8,340,443
- Issue date Dec 25, 2012
- Hewlett-Packard Development Company, L.P.
- Bo Shen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatically recommending content
- Patent number 8,260,117
- Issue date Sep 4, 2012
- Ooyala, Inc.
- Zhichen Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Identifying interest twins in an online community
- Patent number 8,166,058
- Issue date Apr 24, 2012
- Yahoo! Inc.
- Hao Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributing content indices
- Patent number 8,117,215
- Issue date Feb 14, 2012
- Hewlett-Packard Development Company, L.P.
- George H. Forman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Search engine with augmented relevance ranking by community partici...
- Patent number 8,086,605
- Issue date Dec 27, 2011
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
User interface for navigating a keyword space
- Patent number 8,055,634
- Issue date Nov 8, 2011
- Yahoo! Inc.
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Identifying items that have experienced recent interest bursts
- Patent number 8,046,248
- Issue date Oct 25, 2011
- Yahoo! Inc.
- Yun Fu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for automatically organizing bookmarks through th...
- Patent number 8,010,532
- Issue date Aug 30, 2011
- Yahoo! Inc.
- Liang-Yu Chi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for mapping peers to an overlay network
- Patent number 7,953,858
- Issue date May 31, 2011
- Hewlett-Packard Development Company, L.P.
- Zhichen Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Increasing peer privacy
- Patent number 7,865,715
- Issue date Jan 4, 2011
- Hewlett-Packard Development Company, L.P.
- Zhichen Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributing content indices
- Patent number 7,836,076
- Issue date Nov 16, 2010
- Hewlett-Packard Development Company, L.P.
- George H. Forman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Selecting nodes close to another node in a network using location i...
- Patent number 7,827,279
- Issue date Nov 2, 2010
- Hewlett-Packard Development Company, L.P.
- Zhichen Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SEARCH SYSTEM AND METHODS WITH INTEGRATION OF USER ANNOTATIONS FROM...
- Publication number 20210011919
- Publication date Jan 14, 2021
- Slack Technologies, Inc.
- Qi LU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Search system and methods with integration of user annotations from...
- Publication number 20180067994
- Publication date Mar 8, 2018
- Excalibur IP, LLC
- Qi Lu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRUST PROPAGATION THROUGH BOTH EXPLICIT AND IMPLICIT SOCIAL NETWORKS
- Publication number 20170116200
- Publication date Apr 27, 2017
- Yahoo! Inc.
- Pavel Berkhim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
USER INTERFACE FOR NAVIGATING A KEYWORD SPACE
- Publication number 20150199435
- Publication date Jul 16, 2015
- Yahoo! Inc.
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Search system and methods with integration of user annotations from...
- Publication number 20140289232
- Publication date Sep 25, 2014
- Yahoo! Inc.
- Qi Lu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PUSH PULL CACHING FOR SOCIAL NETWORK INFORMATION
- Publication number 20140136595
- Publication date May 15, 2014
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENTROPY-BASED MIXING AND PERSONALIZATION
- Publication number 20140006422
- Publication date Jan 2, 2014
- Yahoo! Inc.
- ZHICHEN XU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRUST PROPAGATION THROUGH BOTH EXPLICIT AND IMPLICIT SOCIAL NETWORKS
- Publication number 20130226918
- Publication date Aug 29, 2013
- Yahoo! Inc.
- Pavel Berkhim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHODS FOR PROVIDING CONTENT VIA THE INTERNET
- Publication number 20130159254
- Publication date Jun 20, 2013
- Yahoo! Inc.
- Wen-Yen Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEARCH ENGINE WITH AUGMENTED RELEVANCE RANKING BY COMMUNITY PARTICI...
- Publication number 20120233161
- Publication date Sep 13, 2012
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ASYMMETRIC IDENTIFICATION OF INTEREST TWINS IN AN ONLINE COMMUNITY
- Publication number 20120197922
- Publication date Aug 2, 2012
- Hao Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
USER INTERFACE FOR NAVIGATING A KEYWORD SPACE
- Publication number 20120041961
- Publication date Feb 16, 2012
- Yahoo! Inc.
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EFFICIENT LEXICAL TRENDING TOPIC DETECTION OVER STREAMS OF DATA USI...
- Publication number 20110282874
- Publication date Nov 17, 2011
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PUSH PULL CACHING FOR SOCIAL NETWORK INFORMATION
- Publication number 20110040848
- Publication date Feb 17, 2011
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISTRIBUTING CONTENT INDICES
- Publication number 20110016128
- Publication date Jan 20, 2011
- GEORGE H. FORMAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENTROPY-BASED MIXING AND PERSONALIZATION
- Publication number 20110010371
- Publication date Jan 13, 2011
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
USER INTERFACE FOR NAVIGATING A KEYWORD SPACE
- Publication number 20100318513
- Publication date Dec 16, 2010
- Yahoo! Inc.
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
AUTOMATED SCREEN SCRAPING VIA GRAMMAR INDUCTION
- Publication number 20100256974
- Publication date Oct 7, 2010
- Yahoo! Inc.
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR COMPRESSING COMPRESSED DATA
- Publication number 20100257375
- Publication date Oct 7, 2010
- Bo Shen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR AUTOMATICALLY ORGANIZING BOOKMARKS THROUGH TH...
- Publication number 20080172399
- Publication date Jul 17, 2008
- Liang-Yu Chi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Identifying interest twins in an online community
- Publication number 20080162431
- Publication date Jul 3, 2008
- Hao Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Identifying items that have experienced recent interest bursts
- Publication number 20080155465
- Publication date Jun 26, 2008
- Yun Fu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Systems and methods for subscribing to updates of user-assigned key...
- Publication number 20080010294
- Publication date Jan 10, 2008
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Systems and methods for collaborative tag suggestions
- Publication number 20070174247
- Publication date Jul 26, 2007
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Apparatus and method for controlling content access based on shared...
- Publication number 20070156636
- Publication date Jul 5, 2007
- Yahoo! Inc.
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Search engine with augmented relevance ranking by community partici...
- Publication number 20070112761
- Publication date May 17, 2007
- Zhichen Xu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
User interface for navigating a keyword space
- Publication number 20070011161
- Publication date Jan 11, 2007
- Kenneth Norton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Dynamic bloom filter for caching query results
- Publication number 20060294311
- Publication date Dec 28, 2006
- Yahoo! Inc.
- Yun Fu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Access control systems and methods using visibility tokens with aut...
- Publication number 20060294192
- Publication date Dec 28, 2006
- Yahoo! Inc.
- Jianchang Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Using community annotations as anchortext
- Publication number 20060294085
- Publication date Dec 28, 2006
- Daniel E. Rose
- G06 - COMPUTING CALCULATING COUNTING

Person

Patents Grantslast 30 patents

Search system and methods with integration of user annotations from...

Search system and methods with integration of user annotations from...

Search system and methods with integration of user annotations from...

Trust propagation through both explicit and implicit social networks

User interface for navigating a keyword space

Asymmetric identification of interest twins in an online community

Requesting a service from a multicast network

Push pull caching for social network information

Entropy-based mixing and personalization

Automated screen scraping via grammar induction

Efficient lexical trending topic detection over streams of data usi...

Search system and methods with integration of user annotations from...

Determining location information for a node in a network using at l...

Push pull caching for social network information

Entropy-based mixing and personalization

Search engine with augmented relevance ranking by community partici...

Trust propagation through both explicit and implicit social networks

User interface for navigating a keyword space

System and method for compressing compressed data

Automatically recommending content

Identifying interest twins in an online community

Distributing content indices

Search engine with augmented relevance ranking by community partici...

User interface for navigating a keyword space

Identifying items that have experienced recent interest bursts

System and method for automatically organizing bookmarks through th...

Method and apparatus for mapping peers to an overlay network

Increasing peer privacy

Distributing content indices

Selecting nodes close to another node in a network using location i...

Patents Applicationslast 30 patents

SEARCH SYSTEM AND METHODS WITH INTEGRATION OF USER ANNOTATIONS FROM...

Search system and methods with integration of user annotations from...

TRUST PROPAGATION THROUGH BOTH EXPLICIT AND IMPLICIT SOCIAL NETWORKS

USER INTERFACE FOR NAVIGATING A KEYWORD SPACE

Search system and methods with integration of user annotations from...

PUSH PULL CACHING FOR SOCIAL NETWORK INFORMATION

ENTROPY-BASED MIXING AND PERSONALIZATION

TRUST PROPAGATION THROUGH BOTH EXPLICIT AND IMPLICIT SOCIAL NETWORKS

SYSTEM AND METHODS FOR PROVIDING CONTENT VIA THE INTERNET

SEARCH ENGINE WITH AUGMENTED RELEVANCE RANKING BY COMMUNITY PARTICI...

ASYMMETRIC IDENTIFICATION OF INTEREST TWINS IN AN ONLINE COMMUNITY

USER INTERFACE FOR NAVIGATING A KEYWORD SPACE

EFFICIENT LEXICAL TRENDING TOPIC DETECTION OVER STREAMS OF DATA USI...

PUSH PULL CACHING FOR SOCIAL NETWORK INFORMATION

DISTRIBUTING CONTENT INDICES

ENTROPY-BASED MIXING AND PERSONALIZATION

USER INTERFACE FOR NAVIGATING A KEYWORD SPACE

AUTOMATED SCREEN SCRAPING VIA GRAMMAR INDUCTION

SYSTEM AND METHOD FOR COMPRESSING COMPRESSED DATA

SYSTEM AND METHOD FOR AUTOMATICALLY ORGANIZING BOOKMARKS THROUGH TH...

Identifying interest twins in an online community

Identifying items that have experienced recent interest bursts

Systems and methods for subscribing to updates of user-assigned key...

Systems and methods for collaborative tag suggestions

Apparatus and method for controlling content access based on shared...

Search engine with augmented relevance ranking by community partici...

User interface for navigating a keyword space

Dynamic bloom filter for caching query results

Access control systems and methods using visibility tokens with aut...

Using community annotations as anchortext