Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10514783 | Pen system with internal pressure tilt rotation | Patrick Troy Gray | 2019-12-24 |
| 10437354 | Pen system with internal pressure tilt rotation | Patrick Troy Gray | 2019-10-08 |
| 10437355 | Pen system with internal pressure tilt rotation | Patrick Troy Gray | 2019-10-08 |
| 10296108 | Pen system with internal pressure tilt rotation | Patrick Troy Gray | 2019-05-21 |