DK

David Kaufer

ES Educational Testing Service: 1 patents #13 of 35Top 40%
📍 Pittsburgh, PA: #293 of 1,007 inventorsTop 30%
🗺 Pennsylvania: #2,542 of 7,986 inventorsTop 35%
Overall (2020): #500,425 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10699589 Systems and methods for determining the validity of an essay examination prompt Beata Beigman Klebanov, Paul L. Yeoh 2020-06-30