Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890231 | Method of disabling a resume switch in an electronic speed control system for vehicles | — | 1989-12-26 |
| 4821701 | Purge corruption detection | Robert J. Nankee, II, James R. Tamm, Terry R. Gutermuth | 1989-04-18 |