RS

Richard K. Simmons

📍 Columbia, MD: #594 of 1,501 inventorsTop 40%
🗺 Maryland: #13,387 of 35,612 inventorsTop 40%
Overall (All Time): #2,322,600 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4910823 Cleaning mechanism for penetration interfaces in nuclear pressure vessels Eugene B. Silverman, Steve Hamilton 1990-03-27
4709265 Remote control mobile surveillance system Eugene B. Silverman, Robert B. Croston 1987-11-24