Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815494 | Aqueous coating material, especially aqueous filler or protective base against stones | Georg Wigger, Ulrike Rockrath, Bärbel Wiatr, Ralf Stein | 2004-11-09 |
| 6677424 | Coating composition | Hans-Jünrgen Figge, Georg Wigger | 2004-01-13 |
| 6620511 | Aqueous coating material, especially aqueous filler or protective base against stones | Georg Wigger, Ulrike Rockrath, Bärbel Wiatr, Ralf Stein | 2003-09-16 |
| 6355761 | Coating composition | Hans-Jürgen Figge, Georg Wigger | 2002-03-12 |