Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700413 | Extruder die plate with removable splitters | John Ianni, Fraser S. Smith, Michael G. Hawkins, Joseph L. Leonardo | 1997-12-23 |
| 5686219 | Toner extruder feed port insert | — | 1997-11-11 |
| 5624079 | Injection blending of toner during grinding | Marsha A. Butler | 1997-04-29 |