Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410117 | Process for production of vitamin A | Werner Bonrath, Marc-André Mueller, Viktor ZIMMERMANN | 2025-09-09 |
| 12258311 | Dehydrogenation process | Werner Bonrath, Marc-André Mueller, Viktor ZIMMERMANN | 2025-03-25 |
| 12139452 | Process for the production of retinal | Werner Bonrath, Marc-André Mueller, Viktor ZIMMERMANN | 2024-11-12 |
| 11958797 | Process for the preparation of intermediates for the synthesis of vitamin A derivatives from polyenes by cyclisation | Fabrice Aquino, Werner Bonrath, Marc-André Mueller | 2024-04-16 |
| 11851404 | Intermediates for the vitamin A synthesis | Raphael Beumer, Werner Bonrath, Marc-André Mueller | 2023-12-26 |
| 11851402 | Specific dehydrogenation process (I) | Werner Bonrath, Marc-André Mueller | 2023-12-26 |
| 11136277 | Process for the production of beta-springene | Raphael Beumer, Werner Bonrath, Marc-André Mueller | 2021-10-05 |
| 10029970 | Method for producing specific α, β-unsaturated aldehydes | Werner Bonrath, Thomas Netscher, Jan Schuetz | 2018-07-24 |
| 9957228 | Process of production of 7,8-dihydro-C15-aldehyde | Werner Bonrath, Jan Schuetz, Thomas Netscher | 2018-05-01 |
| 9908847 | Method for producing specific α,β-unsaturated aldehydes by rearrangement process | Werner Bonrath, Jan Schuetz, Thomas Netscher | 2018-03-06 |
| 9162969 | Nitrooxyesters, their preparation and use | Max Hugentobler, Steffen Ruf | 2015-10-20 |
| 9040742 | Catalytic synthesis of vitamin A intermediate | Werner Bonrath, Thomas Netscher, Jan Schuetz | 2015-05-26 |
| 8709110 | Use of carotenoid (ester)s | Max Hugentobler, Steffen Ruf | 2014-04-29 |
| 8536205 | Photochromic and electrochromic compounds and synthesis and use thereof | Neil Robin Branda, Vincent Lemieux, Michael W. Adams, Simon J. Gauthier | 2013-09-17 |