PB

Peter D. Berkman

BI B & K Industries: 2 patents #1 of 4Top 25%
📍 Highland Park, IL: #5 of 27 inventorsTop 20%
🗺 Illinois: #494 of 5,218 inventorsTop 10%
Overall (2005): #39,690 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6880573 Frost free valve assembly Robert Tripp, Ralph Mieseler, Igor Alzares 2005-04-19
D503216 Valve handle Robert Tripp 2005-03-22