Inventor · disambiguated record

Dennis Grantham

Also filed as: GRANTHAM DENNIS

2 granted patents·10 citations·filing 2009–2009

55Inventor score

Technology areasE01B

Files withPLYLER MARK1 PROGRESS RAIL SERVICES CORP1

Top patents by PatentIndex Score

2 records

0173US8365673B2System and method for railroad track tie plate collection from a rail bedPROGRESS RAIL SERVICES CORP·Filed 2009·Granted Feb 5, 2013·5 cites·20 claims
0267US8082852B2System and method for railroad track tie plate orientationPLYLER MARK·Filed 2009·Granted Dec 27, 2011·5 cites·18 claims

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