DW

Donald Wostratzky

CC Ciba Specialty Chemicals: 2 patents #484 of 1,233Top 40%
📍 West Chicago, IL: #107 of 269 inventorsTop 40%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,193,841 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6777459 Phosphine oxide photoinitiator systems and curable compositions with low color Walid Al-Akhdar, David Bramer, Eugene Sitzmann 2004-08-17
6486226 Phosphine oxide photoinitiator systems and curable compositions with low color Walid Al-Akhdar, David Bramer, Eugene Sitzmann 2002-11-26