Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9678054 | Method of marking hydrocarbon liquids | David Stubbs | 2017-06-13 |
| 9658202 | Tagging method | Darrell Green, Christopher Thomas Llewellyn | 2017-05-23 |
| 9625440 | Method of marking hydrocarbon liquids | Vincent Brian Croud | 2017-04-18 |