LF

Leonard L. Frederick

📍 Whippany, NJ: #58 of 163 inventorsTop 40%
🗺 New Jersey: #19,416 of 69,400 inventorsTop 30%
Overall (All Time): #1,256,840 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6981425 Dynamic force measuring instrument having a foil belt transducer 2006-01-03
6098447 Dynamic force measuring instrument for foundation and casing 2000-08-08
5581013 Method and system for obtaining useful foundation information 1996-12-03
4366870 Pile hammer cushion block 1983-01-04