Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364320 | Continuously-geared automatic transmission with controlling brakes | Jong O. Ra, Wan M. Yoo | 1994-11-15 |
| 5330395 | Continuously-geared automatic transmission with controlling brakes | Jong O. Ra, Wan M. Yoo | 1994-07-19 |
| 5326334 | Continuously engaged geared automatic transmission with controlling brakes | Jong O. Ra | 1994-07-05 |
| 5322488 | Continuously geared automatic transmission with controlling brakes | Jong O. Ra, Wan M. Yoo | 1994-06-21 |