Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9668553 | Umbrella having an anti-inversion mechanism | David Haythornthwaite | 2017-06-06 |
| 9668554 | Umbrella having an anti-inversion mechanism | David Haythornthwaite | 2017-06-06 |
| 9609926 | Umbrella having improved shaft and rib assembly | David Haythornthwaite | 2017-04-04 |