Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374306 | Luster pigments based on metal oxide-coated aluminum platelets having a total carbon content of less than 0.1% by weight | Reinhold Schlegel, Reinhold Rieger | 1994-12-20 |
| 5364467 | Luster pigments based on multiply coated plateletlike metalic substrates | Raimund Schmid | 1994-11-15 |
| 5352286 | Gas-phase passivation of metal pigments | Raimund Schmid, Juan Antonio Gonzalez Gomez | 1994-10-04 |
| 5277711 | Mixtures useful as luster pigments | Helmut Schmidt, Werner Ostertag, Raimund Schmid | 1994-01-11 |