Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5741501 | Para-hydroxyphenylacetic acid for reducing the repellency of insecticides | Karl Justus, Jurgen Lenz, Gunther Nentwig, Jurgen Scherkenbeck, Martin Dambach | 1998-04-21 |
| 5365691 | Methods and agents for combating cockroaches | Jurgen Scherkenbeck, Gunter Nentwig, Jurgen Lenz, Jurgen Boeckh, Martin Dambach +1 more | 1994-11-22 |