Inventor · disambiguated record
Stephen Bedingfield
Also filed as: BEDINGFIELD STEPHEN · BEDINGFIELD STEPHEN L
5 granted patents·1 pending application·80 citations·filing 2000–2020
78Inventor score
Top patents by PatentIndex Score
6 records- 0190US7152347B2Method and apparatus for applying railway ballastHERZOG CONTRACTING CORP·Filed 2004·Granted Dec 26, 2006·27 cites·17 claims
- 0283US7437997B2Method for delivering replacement rail ties using GPS techniquesHERZOG CONTRACTING CORP·Filed 2008·Granted Oct 21, 2008·9 cites·1 claims
- 0378US6526339B1GPS controlled multiple source material applicationHERZOG CONTRACTING CORP·Filed 2000·Granted Feb 25, 2003·44 cites·12 claims
- 0449US11548537B2Centering apparatus for hopper car doorsHERZOG RAILROAD SERVICES INC·Filed 2020·Granted Jan 10, 2023·0 cites·10 claims
- 0536US2005235864A1Method for delivering replacement rail ties using GPS techniquesHERZOG CONTRACTING CORP·Filed 2004·Application pending·0 cites
- 0635US10787109B2System and method for operating a ballast car hopper doorHERZOG RAILROAD SERVICES INC·Filed 2017·Granted Sep 29, 2020·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →