Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11390088 | Printer fluid ports | David Welter | 2022-07-19 |
| 11331904 | Overflow chamber for print fluid tanks | David Welter, John J. Cantrell | 2022-05-17 |
| 11305548 | Cap seal and valve sequencing | John J. Cantrell, Keith Jariabka, Theodore J. Conley | 2022-04-19 |
| 11298944 | Tanks for print cartridge | John J. Cantrell | 2022-04-12 |
| 11220111 | Ink cartridge caps | John J. Cantrell, Keith Jariabka, Theodore J. Conley | 2022-01-11 |