Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663378 | Apparatus for correcting bow in a honeycomb extrudate | Eugene C. Grover, Robert Bernard Lubberts | 2003-12-16 |
| 4915612 | Extrusion die assembly for forming honeycomb structures having thickened outer skin | John R. Gangeme | 1990-04-10 |