Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576275 | Process for extracting polyphenolic antioxidants from purine-containing plants | Hendrik Derk Hoving, Hans Robert Kattenberg | 2003-06-10 |
| 6506433 | Method for recovering aroma concentrate from a caffeine- or theobromine-comprising food base material | Hans Robert Kattenberg, Jeroen Harold Anton Willemsen, Herman Henk Nijhuis, Hendrik Derk Hoving, Miranda Gertruida Maria Winters | 2003-01-14 |