Inventor · disambiguated record
Frank R. Mitchell
Also filed as: MITCHELL FRANK R
6 granted patents·126 citations·filing 1977–2005
84Inventor score
Files withMITCHELL FRANK R2EOCOM CORP1HOECHST CO AMERICAN1KNOWLES ELECTRONICS LLC1NEARFIELD SYSTEMS INC1
Top patents by PatentIndex Score
6 records- 0191US4665771AHypocyclic driveMITCHELL FRANK R·Filed 1984·Granted May 19, 1987·66 cites·30 claims
- 0270US7352876B2Method and apparatus for substantially improving power supply rejection performance in a miniature microphone assemblyKNOWLES ELECTRONICS LLC·Filed 2004·Granted Apr 1, 2008·14 cites·17 claims
- 0369US6545440B2High precision cartesian robot for a planar scannerNEARFIELD SYSTEMS INC·Filed 2001·Granted Apr 8, 2003·24 cites·24 claims
- 0456US7191531B1Corner marking deviceMITCHELL FRANK R·Filed 2005·Granted Mar 20, 2007·1 cites·2 claims
- 0550US4131029AGimballed coupling for lead screw and nut assemblyEOCOM CORP·Filed 1977·Granted Dec 26, 1978·10 cites·6 claims
- 0649US4402482APrecision traveling optical table assemblyHOECHST CO AMERICAN·Filed 1980·Granted Sep 6, 1983·11 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →