Inventor · disambiguated record

John C. Wren

Also filed as: WREN JOHN C

2 granted patents·4 citations·filing 2015–2017

46Inventor score

Technology areasG05B H02J

Files withSARGENT MFG CO2

Top patents by PatentIndex Score

2 records

0178US9896866B2Electronic lock with power failure control circuitSARGENT MFG CO·Filed 2015·Granted Feb 20, 2018·3 cites·20 claims
0258US10438978B2Measuring harvested energy using an ultra-low duty cycle measurement systemSARGENT MFG CO·Filed 2017·Granted Oct 8, 2019·1 cites·4 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →