Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE30650 | Dispersing and stabilizing agents for dyestuffs | Reinhold Deubel, Helmut Diery, Wolfgang Klinner, Heinz Uhrig | 1981-06-16 |
| 4214872 | Dispersing agents for finely dividing and stabilizing dyestuffs, pigments and optical brighteners as well as the dispersions thereby obtained | Heinz Uhrig, Reinhold Deubel | 1980-07-29 |