DM

Dean J. Madsen

📍 Rancho Palos Verdes, CA: #727 of 1,701 inventorsTop 45%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,337,538 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D296411 Container opener Robert G. Madsen, Gordon W. Nichols 1988-06-28
D254834 Food container opener Robert G. Madsen, Gordon W. Nichols 1980-04-29