Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655170 | Refrigerator | Roland Maier, Wolfgang Nuiding | 2003-12-02 |
| 5381968 | Apparatus and method for the crushing of material for grinding of differing grain size | Ludger Lohnherr, Ludger Kimmeyer, Bernhard Zigan, Werner Schoneich | 1995-01-17 |
| 4889289 | Method and apparatus for crushing material for grinding | Ludger Lohnherr | 1989-12-26 |
| 4598872 | Method of operating grinding apparatus and grinding apparatus operating according to this method | Heinrich Henne, Ludger Lohnherr, Peter Rittscher | 1986-07-08 |
| 4420064 | Means for lubricating radial shaft sealing rings in grinding rolls | Ludger Lohnherr | 1983-12-13 |