OP

Olga G. Petrovskaia

TO Transitions Optical: 1 patents #2 of 3Top 70%
📍 Philadelphia, PA: #31 of 203 inventorsTop 20%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #143,780 of 270,089Top 55%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6736998 Indeno-fused photochromic naphthopyrans Anil Kumar 2004-05-18