KZ

Klaus Zechner

ES Educational Testing Service: 27 patents #1 of 260Top 1%
📍 Princeton, NJ: #158 of 2,186 inventorsTop 8%
🗺 New Jersey: #2,630 of 69,400 inventorsTop 4%
Overall (All Time): #141,645 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
7778834 Method and system for assessing pronunciation difficulties of non-native speakers by entropy calculation Derrick Higgins, Yoko Futagi, Rene Lawless 2010-08-17
7392187 Method and system for the automatic generation of speech features for scoring high entropy speech Isaac Bejar 2008-06-24