Inventor · disambiguated record
John David Semple
Also filed as: SEMPLE JOHN D · SEMPLE JOHN DAVID
1 granted patent·2 pending applications·1 citations·filing 2015–2016
16Inventor score
Files withELECTRO MOTIVE DIESEL INC3
Top patents by PatentIndex Score
3 records- 0156US9990552B2Operator fatigue monitoring systemELECTRO MOTIVE DIESEL INC·Filed 2015·Granted Jun 5, 2018·1 cites·17 claims
- 0221US2017043796A1Coupling systemELECTRO MOTIVE DIESEL INC·Filed 2015·Application pending·0 cites
- 0319US2016264152A1Locomotive assemblyELECTRO MOTIVE DIESEL INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →