Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6250613 | Non-metallic spacer for air spring assembly | Paul P. Koeske, Mohamad Taghizadeh, Pradipta N. Moulik, Todd M. Ziems | 2001-06-26 |
| 6109598 | Air spring bumper utilizing a combination of materials | Mark D. Hilburger, Terry J. Henderson, Mohamad Taghizadeh, Daniel J. Leonard, James M. Wallin +1 more | 2000-08-29 |
| 5220270 | Battery charging device with secured contact unit | — | 1993-06-15 |