Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7153816 | Dishwasher detergent with improved protection against glass corrosion | Arnd Kessler, Melanie Baumann, Wolfgang Wick | 2006-12-26 |
| 6962898 | Machine dishwasher rinsing agent | Arnd Kessler, Rolf Bayersdoerfer, Christian Nitsch, Melanie Baumann | 2005-11-08 |
| 6462006 | Solid machine dishwashing detergent with phosphate and crystalline lamellar silicates | Christian Nitsch, Juergen Haerer, Harald Volk, Thomas Mueller-Kirschbaum, Peter Krings +4 more | 2002-10-08 |
| 5538738 | Retard systems for the sustained release of medicinal and/or biological valuable materials from a depot carrier material | Wolfgang Ritter, Rudolf Lehmann | 1996-07-23 |