Robert D. MacDonald, Jr.

DM Dual-Lite Manufacturing: 1 patents #3 of 8Top 40%

📍 Carmel, NY: #135 of 217 inventorsTop 65%

🗺 New York: #67,335 of 115,490 inventorsTop 60%

Overall (All Time): #4,026,904 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4561203	Opaque sign plaque with dual reflector illumination	William A. Luca, Robert M. Johnstone	1985-12-31