Chang; William I.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; William I..The latest application filed is for "search engine and method with improved relevancy, scope, and timeliness".

Company Profile

0.12.6

Chang; William I. - Saratoga CA US
Chang; William I. - Berkeley CA
Chang; William I. - Mountain View CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Search engine and method with improved relevancy, scope, and timeliness Grant 8,886,621 - Chang November 11, 2	2014-11-11
Search engine and method with improved relevancy, scope, and timeliness Grant 8,645,345 - Chang February 4, 2	2014-02-04
System and method for providing filtering email messages Grant 8,606,860 - Chang , et al. December 10, 2	2013-12-10
Search Engine And Method With Improved Relevancy, Scope, And Timeliness App 20110173179 - Chang; William I.	2011-07-14
Search Engine And Method With Improved Relevancy, Scope, And Timeliness App 20110173181 - Chang; William I.	2011-07-14
Search engine and method with improved relevancy, scope, and timeliness Grant 7,917,483 - Chang March 29, 2	2011-03-29
System and method for providing filtering email messages App 20060168059 - Chang; William I. ; et al.	2006-07-27
Search engine and method with improved relevancy, scope, and timeliness App 20050004943 - Chang, William I.	2005-01-06
System and method for providing an open eMail directory App 20040193691 - Chang, William I.	2004-09-30
System and method for testing, monitoring, and tracking distributed transactions using a search engine App 20040193612 - Chang, William I.	2004-09-30
Real-time document collection search engine with phrase indexing Grant 6,070,158 - Kirsch , et al. May 30, 2	2000-05-30
Methods for iteratively and interactively performing collection selection in full text searches Grant 6,018,733 - Kirsch , et al. January 25, 2	2000-01-25
Performing automated document collection and selection by providing a meta-index with meta-index values indentifying corresponding document collections Grant 5,983,216 - Kirsch , et al. No	1999-11-09
Real-time document collection search engine with phrase indexing Grant 5,920,854 - Kirsch , et al. July 6, 1	1999-07-06
Method for automatically selecting collections to search in full text searches Grant 5,845,278 - Kirsch , et al. December 1, 1	1998-12-01

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