Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876923 | Torque converter lockup clutch control for an automatic transmission | Scott Raymond Crandall, Timothy A. Droste | 1989-10-31 |
| 4856383 | Coast clutch control for multiple speed automatic transmission | — | 1989-08-15 |