Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5178261 | Conveyor system | Ronald R. Matheson, James F. Burkhardt, Joseph W. Schepke | 1993-01-12 |
| 5002173 | Breakaway clutch device | James F. Burkhardt, Ronald R. Matheson | 1991-03-26 |
| 4872613 | Mastic adhesive fixture | Ronald R. Matheson | 1989-10-10 |
| 4768821 | Gripper apparatus | Ronald R. Matheson | 1988-09-06 |
| 4669192 | Variable compliance device | Ronald R. Matheson, James F. Burkhardt, Joseph W. Schepke | 1987-06-02 |
| 4616978 | Fluid supply surge control system | Ronald R. Matheson | 1986-10-14 |