Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420323 | Low-foam emulgator system and emulsion concentrate containing the same | Horst-Dieter Speckmann, Bernd Stedry | 2002-07-16 |
| 6379474 | Phosphating method accelerated by N-oxides | Bernd Mayer, Peter Kuhm, Pietro Balboni, Markus Senner, Horst-Dieter Speckmann +2 more | 2002-04-30 |