Inventor · disambiguated record
Charles B. Mitchell
Also filed as: MITCHELL CHARLES B · MITCHELL III CHARLES B
5 granted patents·590 citations·filing 1985–1996
85Inventor score
Files withNAT SEMICONDUCTOR CORP1SMITH DOLORES A1SPAN AMERICA MEDICAL SYSTEMS1SPAN AMERICA MEDICAL SYSTEMS INC1
Top patents by PatentIndex Score
5 records- 0191US4631057AShielded needleSMITH DOLORES A·Filed 1985·Granted Dec 23, 1986·390 cites·9 claims
- 0290US4686725AMattress cushion with securement featureSPAN AMERICA MEDICAL SYSTEMS·Filed 1985·Granted Aug 18, 1987·125 cites·3 claims
- 0389USD336400SFoam mattress padSPAN AMERICA MEDICAL SYSTEMS INC·Filed 1992·Granted Jun 15, 1993·40 cites·1 claims
- 0464US5430443AScanned switch matrixNAT SEMICONDUCTOR CORP·Filed 1993·Granted Jul 4, 1995·25 cites·18 claims
- 0527US5826412AApparatus for improving the art of dallyingFiled 1996·Granted Oct 27, 1998·10 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →