Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D834089 | Drawing tool | Thomas Walker, Peter Dilworth, Daniel Cowen | 2018-11-20 |
| 10046498 | Hand-held three-dimensional drawing device | Peter Dilworth | 2018-08-14 |
| 10040235 | Extrusion device for three-dimensional drawing | Thomas Walker | 2018-08-07 |
| D806796 | Drawing tool | Daniel Cowen, Thomas Walker | 2018-01-02 |