Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289644 | Waterproof footwear | Robert Lyon Henn, Jean Norvell | 1994-03-01 |
| 4925732 | Breathable flexible laminates adhered by a breathable adhesive | Robert Lyon Henn | 1990-05-15 |