JK

Jerzy W. Kucharczyk

TM The Frog Switch And Manufacturing: 1 patents #2 of 8Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Burns Lake, CA: #233 of 1,404 inventorsTop 20%
Overall (All Time): #2,202,965 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6572713 Grain-refined austenitic manganese steel casting having microadditions of vanadium and titanium and method of manufacturing Karl Funk, Bernd Kos 2003-06-03
5338147 Hoist apparatus for cargo compartment Jan Skrzypczak 1994-08-16