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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Justin E. Ketterer — 3 Patents in 2021

General Motors: 3 patents #170 of 1,408Top 15%
LaSalle, CA: #10 of 49 inventorsTop 25%
Overall (2021): #76,228 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11149825 Engine assembly including gearbox for varying compression ratio of engine assembly using stationary actuator Ryan M. Heinbuch, Dumitru Puiu, Venu G. Ganti, Rodney E. Baker 2021-10-19 $30,024,000
11131240 Engine assembly including a force splitter for varying compression ratio using an actuator Ryan M. Heinbuch, Dumitru Puiu 2021-09-28 $43,266,000
11092089 Variable compression ratio engine control strategy Ryan M. Heinbuch, Nathan M. Picot, Craig E. Slepicka, Pulasti Bandara, Christopher E. Whitney 2021-08-17 $37,007,000