Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7108803 | Gas odorization method | Ute Rohde, Fritz Henke, Heribert Kaesler | 2006-09-19 |
| 5968535 | Denaturant for ethanol | Egon Oelkers, Klaus Peters | 1999-10-19 |
| 4528124 | Aliphatic dicarboxylic acid esters as scents | Wolfgang Sturm, Hans-Georg Reindl | 1985-07-09 |