Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6718991 | Process and an arrangement for machine dishwashing | Jacques Breyer, Guenter Hellmann, Dieter Hemm | 2004-04-13 |
| 6180578 | Compact cleaning agent for industrial dish washing machines | Dieter Hemm, Guenter Hellmann | 2001-01-30 |
| 6001791 | Paste-form washing-up agent and its manufacture | Dieter Hemm, Guenter Hellmann | 1999-12-14 |
| 5958862 | Water containing paste-form detergent composition based on sodium hydroxide | Dieter Hemm, Guenter Hellmann, Horst Pruehs | 1999-09-28 |