Inventor · disambiguated record
David A. Hansen
Also filed as: HANSEN DAVID A · HANSEN DAVID ANDREW
10 granted patents·5 pending applications·366 citations·filing 2000–2024
91Inventor score
Files withMULTI PLANAR TECHNOLOGIES INC5EMD MILLIPORE CORP3BEND RES INC1HANSEN DAVID ANDREW1HGST Netherlands BV1
Top patents by PatentIndex Score
15 records- 0196US6558232B1System and method for CMP having multi-pressure zone loading for improved edge and annular zone material removal controlMULTI PLANAR TECHNOLOGIES INC·Filed 2000·Granted May 6, 2003·92 cites·27 claims
- 0296US6506105B1System and method for pneumatic diaphragm CMP head having separate retaining ring and multi-region wafer pressure controlMULTI PLANAR TECHNOLOGIES INC·Filed 2000·Granted Jan 14, 2003·105 cites·70 claims
- 0392US6623343B2System and method for CMP head having multi-pressure annular zone subcarrier material removal controlMULTI PLANAR TECHNOLOGIES INC·Filed 2001·Granted Sep 23, 2003·51 cites·38 claims
- 0486US6431093B1Truck catwalk systemFiled 2000·Granted Aug 13, 2002·46 cites·14 claims
- 0582US6966822B2System and method for CMP having multi-pressure zone loading for improved edge and annular zone material removal controlMULTI PLANAR TECHNOLOGIES INC·Filed 2003·Granted Nov 22, 2005·18 cites·13 claims
- 0679US6527625B1Chemical mechanical polishing apparatus and method having a soft backed polishing headMULTI PLANAR TECHNOLOGIES INC·Filed 2000·Granted Mar 4, 2003·21 cites·34 claims
- 0778US6598704B2Truck catwalk systemFiled 2002·Granted Jul 29, 2003·29 cites·12 claims
- 0873US2024228943A1Disposable cell removal systemEMD MILLIPORE CORP·Filed 2024·Application pending·0 cites
- 0963US12498299B2Sampling system with a replaceable cassette assembly and methods of using the sameEMD MILLIPORE CORP·Filed 2020·Granted Dec 16, 2025·0 cites·8 claims
- 1056US2018265834A1Disposable cell removal systemBEND RES INC·Filed 2015·Application pending·0 cites
- 1154US12370497B2Filtration system for cell removal systems and methods of using the sameEMD MILLIPORE CORP·Filed 2021·Granted Jul 29, 2025·0 cites·18 claims
- 1252US2024269535A1Baseball handpadHANSEN DAVID ANDREW·Filed 2022·Application pending·0 cites
- 1347US2006105685A1System and method for CMP having multi-pressure zone loading for improved edge and annular zone material removal controlKAJIWARA JIRO·Filed 2005·Application pending·0 cites
- 1445US2014174655A1Polishing tool with diaphram for uniform polishing of a waferHGST Netherlands BV·Filed 2012·Application pending·0 cites
- 1544US6641461B2Chemical mechanical polishing apparatus having edge, center and annular zone control of material removalMULTI PLANAR TECHNOLOGYIES INC·Filed 2001·Granted Nov 4, 2003·4 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →