Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10028986 | Method for producing ginkgo extracts | Frank Waimer, Steffen Reinhard | 2018-07-24 |
| 8642099 | Method for preparing ginkgo extracts having a low content of 4′-O-methyl pyridoxine and/or biflavones | Clemens Erdelmeier, Egon Koch, Friedrich Lang | 2014-02-04 |
| 6288109 | Pyranones, method for the production and use thereof | Shyam S. Chatterjee | 2001-09-11 |
| 5550129 | Benzopyranones, processes for their preparation and their use | Michael N oldner, Shyam S. Chatterjee | 1996-08-27 |
| 5428038 | Benzopyranones, a method for producing them and uses therefor | Shyam S. Chatterjee, Michael Noldner, Egon Koch | 1995-06-27 |