Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5109019 | Fungicidal mixtures | Rudolf Lehmann, Hans-Theo Leinen, Hans-Juergen Mueller | 1992-04-28 |
| 5102874 | Antimicrobial mixtures containing quaternary ammonium compounds and a quaternary phosphonium compounds | Karl Lintner, Rudolf Lehmann, Hans-Juergen Mueller | 1992-04-07 |