DD

Dennis A. Duffy

📍 Lakewood, CA: #112 of 344 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,146,480 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7373224 Brake monitoring system for heavy vehicles Howard V. Goetz, Randall J. Goetz, Andrew Rady 2008-05-13
4562421 Brake wear sensor 1985-12-31