Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6710154 | Polycarbonate substrates | Steffen Kuhling, Paul Viroux, Hugo Plompen, Richard Vansant | 2004-03-23 |
| 6695991 | Device for exchanging a die plate of a prilling tower and method for the automatic exchange | Rolf Lanze, Günter Holdenried, Rainer Neumann, Frieder Heydenreich | 2004-02-24 |
| 6689464 | Method and device for producing bisphenol a prills and bisphenol a prills produced according to this method | Rolf Lanze, Alfred Eitel, Rainer Neumann, Steffen Kuhling, Frieder Heydenreich +2 more | 2004-02-10 |
| 6682794 | Polycarbonate containers | Klaus Horn, Steffen Kuhling, Ralf Hufen, Rolf Lanze, Michael Prein +3 more | 2004-01-27 |