DW

David Walker

IBM: 7 patents #14,640 of 70,183Top 25%
Overall (All Time): #755,460 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7067220 Pattern compensation techniques for charged particle lithographic masks Michael Lercel 2006-06-27
6468135 Method and apparatus for multiphase chemical mechanical polishing Jose Luis Cruz, Cuc K. Huynh 2002-10-22
6352596 Post CMP cleaning method using a brush cleaner with torque monitor Gary J. Beardsley, Timothy Scott Bullard, Cuc K. Huynh, Theodore G. van Kessel 2002-03-05
6299515 CMP apparatus with built-in slurry distribution and removal Gary J. Beardsley, Cuc K. Huynh, Steven J. Messier 2001-10-09
6269510 Post CMP clean brush with torque monitor Gary J. Beardsley, Timothy Scott Bullard, Cuc K. Huynh, Theodore G. van Kessel 2001-08-07
6179693 In-situ/self-propelled polishing pad conditioner and cleaner Gary J. Beardsley, Cuc K. Huynh 2001-01-30
6135865 CMP apparatus with built-in slurry distribution and removal Gary J. Beardsley, Cuc K. Huynh, Steven J. Messier 2000-10-24