Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659903 | Multi-speed transmissions with three gear sets and a stationary planetary member | Norman K. Bucknor, Patrick B. Usoro, Madhusudan Raghavan | 2003-12-09 |
| 6645116 | Six speed planetary transmission mechanisms with three interconnected gearsets | Patrick B. Usoro, Norman K. Bucknor, Madhusudan Raghavan | 2003-11-11 |
| 6626790 | Family of five-speed transmission mechanisms having three interconnected planetary gear sets | Madhusudan Raghavan, Patrick B. Usoro | 2003-09-30 |
| 6626791 | Family of five-speed transmission mechanisms having three interconnected planetary gear sets | Madhusudan Raghavan, Patrick B. Usoro | 2003-09-30 |
| 6620075 | Multi-speed transmission mechanisms with three planetary gearsets and input clutches | Chi-Kuan Kao, Madhusudan Raghavan, Patrick B. Usoro, Norman K. Bucknor | 2003-09-16 |