Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909021 | Method of extracting lutein from green plant materials | — | 2005-06-21 |
| 6737552 | Method for extracting lutein from green plant materials | — | 2004-05-18 |
| 4306023 | Production of alcohol | — | 1981-12-15 |
| 4286066 | Continuous fermentation and distillation apparatus | Robert S. Butler | 1981-08-25 |