Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RK

Ron Kepner

Ford: 3 patents #4,965 of 17,473Top 30%
Ann Arbor, MI: #2,308 of 6,071 inventorsTop 40%
Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,587,931 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7232192 Deadband regenerative braking control for hydraulic hybrid vehicle powertrain Chris Teslak, Cliff Carlson, Chuanchi Tang 2007-06-19
7100723 Multiple pressure mode operation for hydraulic hybrid vehicle powertrain Bob Roethler, Robert Scott Lippert 2006-09-05
7082757 Pump/motor operating mode switching control for hydraulic hybrid vehicle Chris Teslak, Peter Chalk, Chuanchi Tang, Cliff Carlson 2006-08-01