JD

John G. Duffield

PA Panduit: 2 patents #223 of 466Top 50%
Overall (All Time): #2,041,227 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9220932 Fire stop system Gary L. Zernach, Joseph Allen Dukes, Travis M. Samples, Scott M. Younghouse, Nathan W. Pascarella 2015-12-29
8833478 Fire stop system Gary L. Zernach, Joseph Allen Dukes, Travis M. Samples, Scott M. Younghouse, Nathan W. Pascarella 2014-09-16