AS

Alexander William Simpson

Infineon Technologies Ag: 9 patents #986 of 7,486Top 15%
NE Nexplanar: 9 patents #5 of 16Top 35%
IBM: 6 patents #16,453 of 70,183Top 25%
CM Cabot Microelectronics: 5 patents #52 of 207Top 30%
📍 Hillsboro, OR: #154 of 2,365 inventorsTop 7%
🗺 Oregon: #1,562 of 28,073 inventorsTop 6%
Overall (All Time): #154,564 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
10293459 Polishing pad having polishing surface with continuous protrusions Paul Andre Lefevre, William C. Allison, Diane Scott, Ping Huang, Leslie M. Charns +2 more 2019-05-21
10160092 Polishing pad having polishing surface with continuous protrusions having tapered sidewalls Paul Andre Lefevre, William C. Allison, Diane Scott, Ping Huang, Leslie M. Charns +2 more 2018-12-25
9931728 Polishing pad with foundation layer and polishing surface layer William C. Allison, Diane Scott, Paul Andre Lefevre, James P. LaCasse 2018-04-03
9649742 Polishing pad having polishing surface with continuous protrusions Paul Andre Lefevre, William C. Allison, Diane Scott, Ping Huang, Leslie M. Charns +2 more 2017-05-16
9597769 Polishing pad with polishing surface layer having an aperture or opening above a transparent foundation layer Paul Andre Lefevre, William C. Allison, James P. LaCasse, Diane Scott, Ping Huang +1 more 2017-03-21
9597777 Homogeneous polishing pad for eddy current end-point detection William C. Allison, Diane Scott, Ping Huang, Richard L. Frentzel 2017-03-21
9211628 Polishing pad with concentric or approximately concentric polygon groove pattern William C. Allison, Diane Scott 2015-12-15
9067297 Polishing pad with foundation layer and polishing surface layer William C. Allison, Diane Scott, Paul Andre Lefevre, James P. LaCasse 2015-06-30
9028302 Polishing pad for eddy current end-point detection William C. Allison, Diane Scott, Ping Huang, Richard L. Frentzel 2015-05-12
8657653 Homogeneous polishing pad for eddy current end-point detection William C. Allison, Diane Scott, Ping Huang, Richard L. Frentzel 2014-02-25
8628384 Polishing pad for eddy current end-point detection William C. Allison, Diane Scott, Ping Huang, Richard L. Frentzel 2014-01-14
8439994 Method of fabricating a polishing pad with an end-point detection region for eddy current end-point detection William C. Allison, Diane Scott, Ping Huang, Richard L. Frentzel 2013-05-14
7582127 Polishing composition for a tungsten-containing substrate Robert Vacassy, Dinesh N. Khanna 2009-09-01
7247567 Method of polishing a tungsten-containing substrate Robert Vacassy, Dinesh N. Khanna 2007-07-24
7011574 Polyelectrolyte dispensing polishing pad Ronald J. Schutz 2006-03-14
6932674 Method of determining the endpoint of a planarization process Peter Lahnor, Olaf Kuehn, Andreas Roemer 2005-08-23
6899597 Chemical mechanical polishing (CMP) process using fixed abrasive pads Peter Wrschka 2005-05-31
6893968 Defect-minimizing, topology-independent planarization of process surfaces in semiconductor devices Peter Lahnor 2005-05-17
6841480 Polyelectrolyte dispensing polishing pad, production thereof and method of polishing a substrate Ronald J. Schutz 2005-01-11
6827635 Method of planarizing substrates Peter Lahnor, Olaf Kuehn, Andreas Roemer 2004-12-07
6740539 Carbon-graded layer for improved adhesion of low-k dielectrics to silicon substrates Richard A. Conti, Prakash Dev, David M. Dobuzinsky, Daniel C. Edelstein, Gill Yong Lee +3 more 2004-05-25
6569769 Slurry-less chemical-mechanical polishing Laertis Economikos, Ravikumar Ramachandran 2003-05-27
6570256 Carbon-graded layer for improved adhesion of low-k dielectrics to silicon substrates Richard A. Conti, Prakash Dev, David M. Dobuzinsky, Daniel C. Edelstein, Gill Yong Lee +3 more 2003-05-27
6485355 Method to increase removal rate of oxide using fixed-abrasive Laertis Economikos 2002-11-26
6350692 Increased polish removal rate of dielectric layers using fixed abrasive pads Laertis Economikos, Ravikumar Ramachandran 2002-02-26