Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4290768 | Process for dyeing and printing cellulose fibres | Rutger Neeff, Robert Kuth, Werner Kuhnel | 1981-09-22 |
| 4249275 | Process for dyeing and printing cellulose fibres | Herbert Hugl, Gerhard Wolfrum, Henning Reel, Werner Kunnel, Robert Kuth | 1981-02-10 |