Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10391693 | Distribution of driving pressure about a filament's circumference in an extrusion device | Thomas Walker | 2019-08-27 |
| D855700 | Drawing tool | Daniel Cowen, Thomas Walker | 2019-08-06 |
| D839349 | 3D pen | Daniel Cowen, Thomas Walker | 2019-01-29 |