Inventor · disambiguated record
David Himmelstein
Also filed as: HIMMELSTEIN DAVID
2 granted patents·1 pending application·1 citations·filing 2021–2024
38Inventor score
Files withBNSF RAILWAY CO3
Top patents by PatentIndex Score
3 records- 0177US11414111B1System and method for railroad personnel safety assuranceBNSF RAILWAY CO·Filed 2021·Granted Aug 16, 2022·1 cites·20 claims
- 0271US2025100599A1System and method for railroad personnel safety assuranceBNSF RAILWAY CO·Filed 2024·Application pending·0 cites
- 0367US11897525B2System and method for railroad personnel safety assuranceBNSF RAILWAY CO·Filed 2022·Granted Feb 13, 2024·0 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →