Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8807399 | Dispenser | Andreas Franz Christian Ritzenhoff, Joerg Stock, Oliver Arnold, Charles P. Neuner | 2014-08-19 |
| 7913866 | Cream pot | — | 2011-03-29 |
| 4294368 | Metal sealing cap | Willy Reinhardt, Hermann Ritzenhoff | 1981-10-13 |