Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862606 | Toe guard for footwear, process for its manufacture, and footwear so made | Leland B. M. Siskind, Thayer S. Warshaw | 1989-09-05 |
| 4633548 | Speed lace structure | Leland B. M. Siskind, Thayer S. Warshaw | 1987-01-06 |