EP

Evan E. Patton

NS Novellus Systems: 3 patents #3 of 75Top 4%
IBM: 1 patents #1,916 of 5,400Top 40%
📍 Portland, OR: #43 of 661 inventorsTop 7%
🗺 Oregon: #101 of 2,069 inventorsTop 5%
Overall (2002): #16,335 of 266,432Top 7%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6471845 Method of controlling chemical bath composition in a manufacturing environment John O. Dukovic, William E. Corbin, Jr., Erick G. Walton, Peter S. Locke, Panayotis Andricacos +2 more 2002-10-29
6436249 Clamshell apparatus for electrochemically treating semiconductor wafers Wayne Fetters 2002-08-20
6402923 Method and apparatus for uniform electroplating of integrated circuits using a variable field shaping element Steven T. Mayer, Richard Hill, Alain Harrus, Robert J. Contolini, Steve Taatjes +1 more 2002-06-11
6343793 Dual channel rotary union Wayne Fetters 2002-02-05