Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7181847 | Process for manufacturing a cylindrical hollow body and hollow body made thereby | Reinhold Schneider, Günter Schirninger | 2007-02-27 |
| 6893608 | Steel for plastic molds and process for their heat treatment | Klaus Sammt, Johann Sammer | 2005-05-17 |