CZ

Carl Zimmerman

CO Cor-A-Vent: 2 patents #3 of 4Top 75%
Overall (All Time): #1,896,678 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10538919 Spaced vent for metal roofs Steven E. Lowe 2020-01-21
10000930 Spaced vent for metal roofs Steven E. Lowe 2018-06-19