Assignee
JOHNSTON JEFFREY ROSS
US·3 granted patents·1 pending application·0 citations·filing 2016–2018
Top patents by PatentIndex Score
4 records- 0149US10829896B2Inductive rail heating head for a moving-point train track rail and a fixed train track railJOHNSTON JEFFREY ROSS·Filed 2018·Granted Nov 10, 2020·0 cites·9 claims
- 0249US10626560B2Magnetic inductive rail heating headJOHNSTON JEFFREY ROSS·Filed 2017·Granted Apr 21, 2020·0 cites·16 claims
- 0347US10883229B2Induction coil driver card for a railroad switch heater systemJOHNSTON JEFFREY ROSS·Filed 2018·Granted Jan 5, 2021·0 cites·11 claims
- 0434US2016258124A1Magnetic Inductive Rail Switch HeaterJOHNSTON JEFFREY ROSS·Filed 2016·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →