Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6289525 | Dosing apparatus | Friedbert Prommer | 2001-09-18 |
| 5747050 | Peat-derived bioactive products, pharmaceutical and cosmetic compositions containing said products and processes for producing said products and compositions | Stanislaw Tolpa, Tadeusz Gersz, Stanislawa Ritter, Ryszard Kukla, Malgorzata Skrzyszewska | 1998-05-05 |
| 5360117 | Process for the extraction of peat and apparatus for carrying out the process | Stanislaw Tolpa, Tadeusz Gersz, Stanislawa Ritter, Ryszard Kukla, Malgorzata Skrzyszewska | 1994-11-01 |
| 5290554 | Process for the extraction of peat and apparatus for carrying out the process | Stanislaw Tolpa, Tadeusz Gersz, Stanislawa Ritter, Ryszard Kukla, Malgorzata Skrzyszewska | 1994-03-01 |