Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5079019 | Process for elimination of chlorohydrins from protein hydrolysates | Pierre Hirsbrunner | 1992-01-07 |
| 4636399 | Removal of anions from vegetable material | Tuan Nguyen, Pierre Hirsbrunner | 1987-01-13 |