Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6615680 | Method of testing switch design to quantify feel | Jonathan Dahlstrom, Donald E. Ellison | 2003-09-09 |
| RE35772 | Solenoid system for, for example, a brake/shift interlock for vehicular transmission control | Donald E. Ellison | 1998-04-21 |
| 5078242 | Solenoid system for, for example, a brake/shift interlock for vehicular transmission control | Donald E. Ellison | 1992-01-07 |
| 5027929 | Solenoid system for, for example, a brake/shift interlock for vehicular transmission control | Donald E. Ellison | 1991-07-02 |
| 5027931 | Brake/shift interlock for an automatic transmission shift control mechanism | Jonathan Dahlstrom, Donald E. Ellison | 1991-07-02 |
| 4887702 | Brake/shift interlock for an automatic transmission shift control mechanism | Donald E. Ellison | 1989-12-19 |