Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879927 | Strains of phaffia rhodozyma containing high levels of astaxanthin and low levels of 3-hydroxy-3', 4'-didehydro-.beta., .psi.-caroten-4-one (HDCO) | Lex De Boer, Andreas Jacobus Johanna Krouwer | 1999-03-09 |
| 5648261 | Strains of Phaffia rhodozyma containing high levels of astaxanthin and low levels of 3-hydroxy-3',4'-didehydro-.beta., .PSI.-caroten-4-one (HDCO) | Lex De Boer, Andreas Jacobus Johanna Krouwer | 1997-07-15 |