Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909018 | Preparation of polyalkeneamines | Johann-Peter Melder, Gerhard Blum, Wolfgang H. H. Gunther, Knut Oppenlander | 2005-06-21 |
| 6840970 | Fuel additive compositions for fuels for internal combustion engines with improved viscosity properties and good IVD performance | Harald Schwahn | 2005-01-11 |