DS

Donnavon D. Shaffer

RC Rca: 1 patents #133 of 435Top 35%
📍 Lititz, PA: #3 of 5 inventorsTop 60%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #68,422 of 81,411Top 85%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4316816 Method for preparing copper-aluminum-gold-activated zinc-sulfide phosphors Martin R. Royce 1982-02-23