RK

Richard M. Kopchik

Rohm And Haas: 1 patents #23 of 137Top 20%
📍 Southampton, PA: #3 of 11 inventorsTop 30%
🗺 Pennsylvania: #989 of 4,367 inventorsTop 25%
Overall (1997): #88,672 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5625001 Toughened polar thermoplastics Samuel J. Makower, Wen Liu, Alan Daniel Stein 1997-04-29