Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1081052 | Mop bucket | Guenter Wissmann | 2025-06-24 |
| D997481 | Broom | Francesco A. Vetrò, Guenter Wissmann, Johanna Koenigsberger | 2023-08-29 |
| D997482 | Broom | Francesco A. Vetrò, Guenter Wissmann, Johanna Koenigsberger | 2023-08-29 |
| D973843 | Spray gun for paint | Peter Ibele, Magnus LUTZ, Heiko Tullney | 2022-12-27 |