Inventor · disambiguated record
Charles S. Hall
Also filed as: HALL CHARLES S
3 granted patents·47 citations·filing 1997–1999
72Inventor score
Files withNAT RAILROAD PASSENGER CORP3
Top patents by PatentIndex Score
3 records- 0149US5963631AWayside communications safety systemNAT RAILROAD PASSENGER CORP·Filed 1997·Granted Oct 5, 1999·23 cites·11 claims
- 0247US5956228AElectrical equipment caseNAT RAILROAD PASSENGER CORP·Filed 1997·Granted Sep 21, 1999·14 cites·27 claims
- 0341US6115237AElectrical equipment caseNAT RAILROAD PASSENGER CORP·Filed 1999·Granted Sep 5, 2000·10 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →