DS

Donnavon D. Shaffer

RC Rca: 1 patents #895 of 1,739Top 55%
📍 Lititz, PA: #165 of 269 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,065,659 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

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