Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10602799 | Athletic shoe with energy return system | F N Chalk, Jr., James Kuangcheng Tsen | 2020-03-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10602799 | Athletic shoe with energy return system | F N Chalk, Jr., James Kuangcheng Tsen | 2020-03-31 |