PS

Peter Strycharske

OB Oldcastle Buildingenvelope: 2 patents #17 of 38Top 45%
Overall (All Time): #1,833,861 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11236541 Method and apparatus for convective sill insulation Dale Wruck 2022-02-01
10767414 Method and apparatus for convective sill insulation Dale Wruck 2020-09-08