AY

Alain Yang

CE Certainteed: 2 patents #5 of 42Top 15%
📍 Rantigny, PA: #1 of 1 inventorsTop 100%
Overall (2004): #73,541 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6684907 Loose-fill insulation conditioning duct Ken Knapp 2004-02-03
6673280 Process for making a board product from scrap materials Gary Tripp, Mark Trabbold 2004-01-06