Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4255458 | Method for the selective extraction of caffeine from vegetable materials | Hans-Albert Kurzhals, Peter Hubert | 1981-03-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4255458 | Method for the selective extraction of caffeine from vegetable materials | Hans-Albert Kurzhals, Peter Hubert | 1981-03-10 |