SJ

Steven R. Jefferies

DD Dentsply Research And Development: 1 patents #5 of 35Top 15%
📍 Media, PA: #5 of 24 inventorsTop 25%
🗺 Pennsylvania: #1,500 of 5,512 inventorsTop 30%
Overall (2002): #113,605 of 266,432Top 45%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6353040 Dental composite restorative material and method of restoring a tooth John Subelka, Donald Kapperman, Paul D. Hammesfahr, Paul A. Silver 2002-03-05