Inventor · disambiguated record
Fred E. Mitchel
Also filed as: MITCHEL FRED · MITCHEL FRED E
3 granted patents·500 citations·filing 1997–1998
80Inventor score
Top patents by PatentIndex Score
3 records- 0196US6056632ASemiconductor wafer polishing apparatus with a variable polishing force wafer carrier headSPEEDFAM IPEC CORP·Filed 1998·Granted May 2, 2000·202 cites·23 claims
- 0293US5851140ASemiconductor wafer polishing apparatus with a flexible carrier plateINTEGRATED PROCESS EQUIPMENT C·Filed 1997·Granted Dec 22, 1998·241 cites·19 claims
- 0374US6261158B1Multi-step chemical mechanical polishingSPEEDFAM IPEC·Filed 1998·Granted Jul 17, 2001·57 cites·42 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →