Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1090364 | Part of a baby carriage | Ralf Holleis, Yuyi Chen, Melanie Indaco, Meike Becker | 2025-08-26 |
| D891993 | Stroller for children | Jan Hüttmann, Ralf Holleis | 2020-08-04 |
| D889324 | Stroller for children | Ralf Holleis, Jan Hüttmann | 2020-07-07 |