JL

John Giles Langan

Air Products And Chemicals: 1 patents #30 of 134Top 25%
NS Novellus Systems: 1 patents #27 of 117Top 25%
📍 Wescosville, PA: #1 of 4 inventorsTop 25%
🗺 Pennsylvania: #377 of 4,560 inventorsTop 9%
Overall (2005): #49,782 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6872323 In situ plasma process to remove fluorine residues from the interior surfaces of a CVD reactor William Robert Entley, Randy K. Hall 2005-03-29
6837250 CVD chamber cleaning using mixed PFCs from capture/recycle Andrew David Johnson 2005-01-04