RJ

Robert P. Johnson

📍 Sutton, MA: #3 of 3 inventorsTop 100%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #62,756 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4879882 Jewelry with interchangeable elements Janice Johnson 1989-11-14