Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6913642 | Pigments having improved coloristic properties and process for their preparation | Yves Grandidier, Albert Riegler, Klaus Ruf | 2005-07-05 |
| 6911074 | Pigments having improved coloristic properties and process for their preparation | Yves Grandidier, Albert Riegler, Klaus Ruf | 2005-06-28 |
| 6911075 | Pigments having improved coloristic properties and process for their preparation | Yves Grandidier, Albert Riegler, Klaus Ruf, Takashi Deno | 2005-06-28 |
| 6517630 | Pigments having improved colouristic properties and process for their preparation | Yves Grandidier | 2003-02-11 |