Inventor

PETRUSCHKA YAEL

IL3 patents

Patents

3 patents

US6941297B2Sep 6, 2005

Automatic query refinement

IBM45 citations91

US6678787B2Jan 13, 2004

DASD-free non-volatile updates

IBM23 citations89

US7401073B2Jul 15, 2008

Term-statistics modification for category-based search

IBM6 citations60