Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11871815 | Method for producing a shoe with an air pump device, comprising a bellows which is formed in a midsole | Jens Schmidt | 2024-01-16 |
| 10477914 | Shoe having a sole structure and an air pump device for blowing air into a shoe interior space | Jens Schmidt | 2019-11-19 |
| 10064446 | Shoe having an air pump device with a spring element clasping a bellows | Jens Schmidt | 2018-09-04 |
| 8893403 | Sole construction having an air pumping device | — | 2014-11-25 |