Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D852480 | Sole | Alice Kaiserswerth | 2019-07-02 |
| 5974695 | Combination midsole stabilizer and enhancer | Michael P. Kirk, Joseph Hamill, Kenton D. Geer | 1999-11-02 |
| 5852886 | Combination midsole stabilizer and enhancer | Michael P. Kirk, Joseph Hamill, Kenton D. Geer | 1998-12-29 |
| 5729917 | Combination midsole stabilizer and enhancer | Michael P. Kirk, Joseph Hamill, Kenton D. Geer | 1998-03-24 |
| 5595002 | Stabilizing grid wedge system for providing motion control and cushioning | Michael P. Kirk, Joseph Hamill | 1997-01-21 |