Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D521034 | Apparatus for melting and dispensing of material | Ralf Dittmann, Harald Meyer, Jirka Trhlik, Kay-Uwe Witte | 2006-05-16 |
| D504694 | Apparatus for melting and dispensing of material | Ralf Dittmann, Harald Meyer, Jirka Trhlik, Kay-Uwe Witte | 2005-05-03 |
| D488177 | Apparatus for melting and dispensing of material | Ralf Dittmann, Harald Meyer, Jirka Trhlik, Kay-Uwe Witte | 2004-04-06 |