Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9114800 | Vehicle transmission with clutch pack overrun | Robert David Clark, Chenyao Chen | 2015-08-25 |
| 8651205 | Direct power reversing drive axle | Chenyao Chen, John Roger Rowley | 2014-02-18 |
| 8596156 | Vehicle transmission with clutch pack overrun | Robert David Clark, Chenyao Chen | 2013-12-03 |
| 7974760 | Advanced power-shift transmission control system | John Roger Rowley, Hong-Chin Lin, Chenyao Chen | 2011-07-05 |
| 6950737 | Transmission control system | — | 2005-09-27 |
| 6684148 | Transmission control system | — | 2004-01-27 |
| 4848530 | Transmission control providing sequentially engaged high and low speed clutches | — | 1989-07-18 |