SS

Stephen L. Siebert

WN Weyerhaeuser Nr: 1 patents #274 of 578Top 50%
Overall (All Time): #3,669,438 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5993534 Stain blocking treatment for wood based panels Jack G. Winterowd, Dan V. Hanson, Jerry D. Izan, Charles E. Lewis, Kerry P. S. J. Murphy +2 more 1999-11-30