SK

Stanley Kowalczyk

HU Hufcor: 1 patents #4 of 14Top 30%
Overall (All Time): #3,733,794 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5481834 Fire-rated panel Todd A. Williams, James D. Petzrick, Charles E. Williams 1996-01-09