Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172661 | Variable cam phasing device | John E. Brune, Darryl J. Muir | 1992-12-22 |
| 5031585 | Electromagnetic brake for a camshaft phase change device | Darryl J. Muir, John E. Brune, Brian K. Van Deusen | 1991-07-16 |