Inventor · disambiguated record
David Popejoy
Also filed as: POPEJOY DAVID
3 granted patents·27 citations·filing 2009–2012
68Inventor score
Technology areasF16H
Top patents by PatentIndex Score
3 records- 0190US8255130B2Closed-loop torque phase control for shifting automatic transmission gear ratios based on friction element load sensingFUJII YUJI·Filed 2009·Granted Aug 28, 2012·20 cites·22 claims
- 0278US8683876B2Friction element load sensing in an automatic transmissionFORD GLOBAL TECH LLC·Filed 2012·Granted Apr 1, 2014·4 cites·20 claims
- 0363US8342998B2Friction element load sensing in an automatic transmissionFORD GLOBAL TECH LLC·Filed 2009·Granted Jan 1, 2013·3 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →