Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701915 | Device for inhaling medicaments using supported pressure respiration | Michael Hermanussen | 2004-03-09 |
| 5216945 | Apparatus for preparation of a flavoring agent | Sven Heyland, David Roschli, Jaak J. Sihver | 1993-06-08 |
| 4965085 | Preparation of a seasoning | Sven Heyland, David Roschli, Jaak J. Sihver | 1990-10-23 |
| 4879130 | Process for preparation of a flavoring agent | Sven Heyland, David Roschli, Jaak J. Sihver | 1989-11-07 |