Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6165561 | Multilayered enamelling process | Joachim Blum, Dieter Engel, Klausjorg Klein, Bettina Vogt-Birnbrich | 2000-12-26 |
| 5908667 | Multilayer lacquering process | Joachim Blum, Dieter Stranghoner, Dieter Engel, Klausjorg Klein, Matthias Kimpel +1 more | 1999-06-01 |
| 5882734 | Multilayer lacquering process | Joachim Blum, Dieter Stranghoner, Dieter Engel, Klausjorg Klein, Matthias Kimpel +1 more | 1999-03-16 |