Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678328 | Heel and sole structure with opposite cavities | Karl M. Schmidt, Stuart Jenkins, Harry W. Edwards | 1997-10-21 |
| 5679439 | Heel/metatarsal structure having tapered stabilizing bulges | Karl M. Schmidt, Stuart Jenkins | 1997-10-21 |