JL

John Giles Langan

Air Products And Chemicals: 1 patents #31 of 158Top 20%
📍 Wescosville, PA: #2 of 10 inventorsTop 20%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #189,656 of 270,089Top 75%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6686594 On-line UV-Visible light halogen gas analyzer for semiconductor processing effluent monitoring Bing Ji, Robert Gordon Ridgeway, Eugene Joseph Karwacki, Jr., Howard Paul Withers, Jr., Steven Rogers +1 more 2004-02-03