Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D261542 | Integral shoe sole and wheel mounting for roller skate | David L. Landay | 1981-10-27 |
| 4295655 | Roller skating shoe | David L. Landay | 1981-10-20 |
| 4245406 | Athletic shoe | David L. Landay | 1981-01-20 |