RK

Richard A. Kramer

📍 Wilmington, DE: #2,050 of 3,182 inventorsTop 65%
🗺 Delaware: #4,431 of 7,163 inventorsTop 65%
Overall (All Time): #4,010,644 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4501285 Ultrasonic cleaning apparatus Charles S. Irwin, Janet Devine 1985-02-26