Inventor

CHEN WEI ZHU

CN3 patents

Patents

3 patents

US7809716B2Oct 5, 2010

Method and apparatus for establishing relationship between documents

IBM64 citations95

US7689574B2Mar 30, 2010

Index and method for extending and querying index

IBM11 citations83

US7644069B2Jan 5, 2010

Search ranking method for file system and related search engine

IBM10 citations82