BH

Bruce A. Hartzell

CE Certainteed: 1 patents #17 of 56Top 35%
Overall (2022): #511,568 of 548,613Top 95%
1
Patents 2022

Issued Patents 2022

Patent #TitleCo-InventorsDate
11274455 Insulation-retaining sheet having integral vapor-retarding membrane John J. Bozek, Michael J. Lembo, Valerio Massara 2022-03-15