Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061581 | Method of connecting strips | Holger Behrens, Lutz Kuemmel, Manuel Bendler, Ralf-Hartmut Sohl, Peter de Kock +1 more | 2011-11-22 |
| 8011556 | Device for the connecting of strips | Holger Behrens, Lutz Kuemmel, Manuel Bendler, Ralf-Hartmut Sohl, Peter de Kock +1 more | 2011-09-06 |
| 5669279 | Shearing machine for trimming flat material particularly sheets and strips of metal | Ralf-Hartmut Sohl | 1997-09-23 |
| 5247461 | Method and apparatus for coincidence correction in electrozone particle sensing | George Bakalyar | 1993-09-21 |
| D289550 | Cabinet for particle and cell analysis apparatus or similar article | — | 1987-04-28 |
| 4471297 | Multi-sample particle analysis apparatus and method | — | 1984-09-11 |
| 4434398 | Porous passage means and method for particle analyzing systems | Richard F. Karuhn | 1984-02-28 |
| 4290011 | Particle length and volume comeasurement with controlled orientation | Richard F. Karuhn | 1981-09-15 |