Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10059320 | Automatic retainer valve | William John Potter | 2018-08-28 |
| 10029666 | Hot wheel protection valve | William John Potter | 2018-07-24 |
| 9925969 | Cut-off valve and hot wheel protection valve arrangement | William John Potter | 2018-03-27 |