WB

William D. Barrows

CO Congoleum: 2 patents #24 of 73Top 35%
AC American Air Filter Company: 1 patents #18 of 59Top 35%
Overall (All Time): #1,363,793 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11986762 Fiberglass product for a filter apparatus Alejandro Vinardi, Matthew Shaffer 2024-05-21
5736008 Fibrous-reinforced sheet George H. Crouse, John F. Morton 1998-04-07
5679443 Fibrous-reinforced sheet George H. Crouse, John F. Morton 1997-10-21