Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11458360 | Exercise step box | — | 2022-10-04 |
| D915532 | Exercise step box | — | 2021-04-06 |
| 9919176 | Exercise resistance device | Douglas D. Christie, Sylvester J. Walters | 2018-03-20 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11458360 | Exercise step box | — | 2022-10-04 |
| D915532 | Exercise step box | — | 2021-04-06 |
| 9919176 | Exercise resistance device | Douglas D. Christie, Sylvester J. Walters | 2018-03-20 |