Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11440233 | Blown film coextrusion line with polygonal extruder arrangement | Henry G. Schirmer, Matthew G. Hampshire | 2022-09-13 |
| 11338490 | Blown film coextrusion line with polygonal extruder arrangement | Henry G. Schirmer, Matthew G. Hampshire | 2022-05-24 |