PK

Paul R. Kelley

CR Collaborative Research: 1 patents #1 of 1Top 100%
📍 Billerica, MA: #4 of 20 inventorsTop 20%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #71,001 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4828821 Method of inhibiting calculus formulation and improving dental hygiene — 1989-05-09