Inventor · disambiguated record
Jay Hartshorn
Also filed as: Hartshorn Jay
9 granted patents·1 pending application·7 citations·filing 2017–2024
79Inventor score
Files withSCHWEITZER ENGINEERING LAB INC10
Top patents by PatentIndex Score
10 records- 0188US11381084B1Frequency measurement for load shedding and accurate magnitude calculationSCHWEITZER ENGINEERING LAB INC·Filed 2021·Granted Jul 5, 2022·2 cites·20 claims
- 0279US11218103B2Induction motor slip calculationSCHWEITZER ENGINEERING LAB INC·Filed 2020·Granted Jan 4, 2022·1 cites·19 claims
- 0378US11469588B2Electric power system differential protection with DC compensationSCHWEITZER ENGINEERING LAB INC·Filed 2021·Granted Oct 11, 2022·1 cites·20 claims
- 0478US10848092B2Electric motor protection using stator current and voltage measurementsSCHWEITZER ENGINEERING LAB INC·Filed 2017·Granted Nov 24, 2020·2 cites·16 claims
- 0577US11018497B2In-phase motor bus transferSCHWEITZER ENGINEERING LAB INC·Filed 2020·Granted May 25, 2021·1 cites·20 claims
- 0669US11754602B2Frequency sensing systems and methodsSCHWEITZER ENGINEERING LAB INC·Filed 2021·Granted Sep 12, 2023·0 cites·20 claims
- 0767US12418168B2High-impedance differential protection using a diversity of signalsSCHWEITZER ENGINEERING LAB INC·Filed 2024·Granted Sep 16, 2025·0 cites·20 claims
- 0863US11231449B2Frequency sensing systems and methodsSCHWEITZER ENGINEERING LAB INC·Filed 2019·Granted Jan 25, 2022·0 cites·22 claims
- 0955US12244135B2Differential protection using instrument transformer signal transducersSCHWEITZER ENGINEERING LAB INC·Filed 2022·Granted Mar 4, 2025·0 cites·17 claims
- 1049US2024204513A1High-impedance bus differential protectionSCHWEITZER ENGINEERING LAB INC·Filed 2023·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →