Inventor
LEFEVRE PAUL ANDRE
US14 patents
⚠️ This page may combine multiple inventors who share the name “LEFEVRE PAUL ANDRE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEXPLANAR CORP
6 patentsUS9649742B2May 16, 2017
Polishing pad having polishing surface with continuous protrusions
NEXPLANAR CORP13 citations82
US10160092B2Dec 25, 2018
Polishing pad having polishing surface with continuous protrusions having tapered sidewalls
NEXPLANAR CORP5 citations71
US10946495B2Mar 16, 2021
Low density polishing pad
NEXPLANAR CORP0 citations62
US9931729B2Apr 3, 2018
Polishing pad with grooved foundation layer and polishing surface layer
NEXPLANAR CORP0 citations51
US9931728B2Apr 3, 2018
Polishing pad with foundation layer and polishing surface layer
NEXPLANAR CORP0 citations51
US10293459B2May 21, 2019
Polishing pad having polishing surface with continuous protrusions
NEXPLANAR CORP0 citations50
LEFEVRE PAUL ANDRE
3 patentsUS9067298B2Jun 30, 2015
Polishing pad with grooved foundation layer and polishing surface layer
LEFEVRE PAUL ANDRE21 citations90
US9238294B2Jan 19, 2016
Polishing pad having porogens with liquid filler
LEFEVRE PAUL ANDRE5 citations71
US9597769B2Mar 21, 2017
Polishing pad with polishing surface layer having an aperture or opening above a transparent foundation layer
LEFEVRE PAUL ANDRE2 citations70
CABOT MICROELECTRONICS CORP
3 patentsUS9868185B2Jan 16, 2018
Polishing pad with foundation layer and window attached thereto
CABOT MICROELECTRONICS CORP3 citations72
US11440158B2Sep 13, 2022
Coated compressive subpad for chemical mechanical polishing
CABOT MICROELECTRONICS CORP0 citations62
US11938584B2Mar 26, 2024
Chemical mechanical planarization pads with constant groove volume
CABOT MICROELECTRONICS CORP0 citations57