Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374175 | Toner fine recovery system | Michael J. Bortfeldt, John R. Farkas, Jeffery Hammond, Valentin Sukhenko, Mit G. Turakhia | 1994-12-20 |
| 5174455 | Coarse particle separator for toner particles | Joseph S. Zelazny, Lewis S. Smith | 1992-12-29 |