Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851722 | Chromium tanning agents | Volker Rabe, Susanne Doeppert | 2023-12-26 |
| 11365456 | Method for producing hydrophobicizing leather treatment agents | Bernhard Jansen, Rafael Grosch, Guenter Kaster, Uwe Borowski | 2022-06-21 |
| 10870896 | Solid, particulate tanning agent preparations | Christopher Tysoe, Holger Luetjens, Rafael Grosch, Franz Heinzelmann, Christopher Henzel | 2020-12-22 |
| 6284836 | Aqueous polyurethane dispersions | Tillmann Hassel, Juergen Meixner, Thomas Muenzmay, Jorg Schoob | 2001-09-04 |