Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8251226 | Method and apparatus for separating residues | Johannes Martin, Eva-Christine Langhein, Dragutin Brebric | 2012-08-28 |
| 7971724 | Method and apparatus for separating residues | Johannes Martin, Eva-Christine Langhein, Dragutin Brebric | 2011-07-05 |
| 6814013 | Process for treating incineration residues from an incineration plant | Johannes Martin, Oliver Gohlke, Joachim Horn | 2004-11-09 |
| 6796251 | Process for treating incineration residues from an incineration plant | Johannes Martin, Oliver Gohlke, Joachim Horn | 2004-09-28 |
| 6748882 | Process for influencing the properties of incineration residues from an incineration plant | Johannes Martin, Oliver Gohlke, Joachim Horn | 2004-06-15 |
| 6067916 | Process and device for producing and utilizing gas from waste materials | Johannes Martin | 2000-05-30 |
| 5762008 | Burning fuels, particularly for incinerating garbage | Johannes Martin, Joachim Horn | 1998-06-09 |
| 5325544 | Toilet flush tank and bowl air deodorizing apparatus | — | 1994-07-05 |
| 5064534 | Filter for the purification of tap water | Erich Busch | 1991-11-12 |