Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6764425 | Multi-speed dual-clutch planetary transmissions having four fixed interconnecting members | Chunhao J. Lee | 2004-07-20 |
| 6743142 | Multi-speed dual-clutch planetary transmission mechanisms having three interconnecting members | Chunhao J. Lee | 2004-06-01 |