Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7232192 | Deadband regenerative braking control for hydraulic hybrid vehicle powertrain | Cliff Carlson, Ron Kepner, Chuanchi Tang | 2007-06-19 |
| 7147078 | Charging a fluid accumulator while operating a hybrid vehicle powertrain including an engine and a pump/motor | Cliff Carlson | 2006-12-12 |
| 7147239 | Wheel creep control of hydraulic hybrid vehicle using regenerative braking | Cliff Carlson | 2006-12-12 |
| 7146266 | Controlling a hydraulic hybrid vehicle powertrain having an internal combustion engine and a hydraulic pump/motor | Chuanchi Tang | 2006-12-05 |
| 7082757 | Pump/motor operating mode switching control for hydraulic hybrid vehicle | Ron Kepner, Peter Chalk, Chuanchi Tang, Cliff Carlson | 2006-08-01 |