Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9808037 | Urination relief hatch for waterproof waders and foul weather gear | Robert A. Stevenson | 2017-11-07 |
| 9775385 | Urination relief hatch for waterproof waders and foul weather gear | Robert A. Stevenson | 2017-10-03 |
| 9579612 | Wine bottle aerator | Robert A. Stevenson, Jennifer L. Stevenson, Ryan A. Stevenson | 2017-02-28 |
| 9532609 | Urination relief hatch for waterproof waders and foul weather gear | Robert A. Stevenson | 2017-01-03 |