RR

Robert Gordon Ridgeway

Air Products And Chemicals: 1 patents #31 of 158Top 20%
📍 Tempe, AZ: #55 of 174 inventorsTop 35%
🗺 Arizona: #614 of 2,283 inventorsTop 30%
Overall (2004): #125,064 of 270,089Top 50%
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, Eugene Joseph Karwacki, Jr., Howard Paul Withers, Jr., Steven Rogers, Peter J. Maroulis +1 more 2004-02-03