KK

Keith Kannengieszer

JI John Evans' Sons, Incorporated: 2 patents #1 of 2Top 50%
🗺 Pennsylvania: #377 of 4,560 inventorsTop 9%
Overall (2005): #47,450 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6860066 Shoeless curl spring counterbalance system for a tilt-in window John R. Kunz 2005-03-01
6857228 Counterbalance system for a tilt-in window John R. Kunz 2005-02-22