QY

Qing Ye

GE: 2 patents #244 of 2,468Top 10%
📍 Hopkinton, MA: #7 of 43 inventorsTop 20%
🗺 Massachusetts: #740 of 6,583 inventorsTop 15%
Overall (2004): #45,671 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6727370 Method for preparing oxydiphthalic anhydrides using bicarbonate as catalyst Daniel J. Brunelle 2004-04-27
6706897 Method for preparing oxydiphthalic anhydrides using guanidinium salt as catalyst Daniel J. Brunelle 2004-03-16