Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048560 | Process for the preparation of a flavoring component | Johannes T. De Heij | 2000-04-11 |
| 5296461 | Diterpenoid alcohols for flavouring purposes | Johannes T. De Heij, Harrie Renes | 1994-03-22 |
| 5149840 | Hydroxy furanone preparation | Coenraad Decnop, Johannes T. de Hey | 1992-09-22 |
| 5084292 | Processing for preparing flavorings and perfumes based on one or more carotenoids as starting material | Johannes T. De Heij, Harry Renes | 1992-01-28 |