Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484402 | Rollers or cylinders with a metallic foam core | Erhard Herbert Glöckner, Wolfgang Günter Ruckmann | 2002-11-26 |
| 6335098 | Rotary press doctor | Wolfgang Günther Ruckmann, Karl Robert Schäfer, Georg Schneider | 2002-01-01 |