CF

Charles R. Frontczak

SI Snap-On Incorporated: 1 patents #273 of 458Top 60%
TS Tempel Steel: 1 patents #8 of 17Top 50%
📍 Rockford, IL: #538 of 1,291 inventorsTop 45%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #1,784,644 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12126226 Motor controller for a tool Haolun He, Yongbin Xia 2024-10-22
8854169 Automotive ignition coil having a core with at least one embedded permanent magnet 2014-10-07