Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5119835 | Method for extracting tobacco alkaloids | Volker Heemann, Gerald Schmekel, Uwe Werner Ehling, Bernhard Hauser, Helge Rabitz | 1992-06-09 |
| 5097851 | Tobacco sheet and method and apparatus for the production of a tobacco sheet | Uwe Werner Ehling, Jurgen Nusslein, Gerald Schmekel, Wilfried Stiller, Werner Hass +2 more | 1992-03-24 |
| 4534983 | Process for flavoring dry vegetable matter | Cornelis Vos, Jan Brasser | 1985-08-13 |