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USPTO Patent Rankings Data through Dec 31, 2025
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Darrell Lee Robinette — 15 Patents

General Motors: 15 patents #956 of 18,328Top 6%
Brighton, MI: #43 of 809 inventorsTop 6%
Michigan: #5,942 of 86,293 inventorsTop 7%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Darrell Lee Robinette has been granted 15 US patents while listed as an inventor at General Motors. The first was granted in 2012 and the most recent in November 2019. Darrell Lee Robinette ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Darrell Lee Robinette in Brighton, MI, US.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10487928 Planetary torsional vibration absorber system for a vehicle Mark A. Gehringer 2019-11-26 $7,022,000
10035414 Automatically-shiftable hybrid transaxle James M. Hart, Daryl A. Wilton 2018-07-31 $13,022,000
9884547 Manual transmission with electric motor input Daryl A. Wilton, James M. Hart 2018-02-06 $26,364,000
9382975 Triple input clutch transmission 2016-07-05 $5,703,000
8977457 Transmission clutch control using lumped inertia modeling Daniel N. Wehrwein, Jeremy V. Horgan 2015-03-10 $15,114,000
8910607 Method and mechanism configured for reducing powertrain rigid body motion during start/stop Michael Powell 2014-12-16 $13,733,000
8826878 Multiple gear ratio starter motor Clyde A. Bulloch 2014-09-09 $7,287,000
8668616 Nine speed dual clutch transmission 2014-03-11 $12,576,000
8631918 Torque transmission assembly with clutches Victor M. Roses 2014-01-21 $6,033,000
8628441 Torque splitting torque converter assembly Victor M. Roses 2014-01-14 $6,464,000
8585521 Variable ratio power-split hybrid transmission Clyde A. Bulloch 2013-11-19 $6,680,000
8532858 Multi-speed hybrid powertrain with series and parallel operating modes 2013-09-10 $8,961,000
8485930 Variable ratio power-split hybrid transmission Clyde A. Bulloch 2013-07-16 $6,080,000
8317648 Single mode compound power-split hybrid transmission Clyde A. Bulloch 2012-11-27 $7,431,000
8256562 Powertrain having multi-stage damper Randall S. Beikmann, Michael Powell 2012-09-04 $7,757,000