Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877439 | Herbicidal 1-arylpyrazoles, compositions and use | Reinhold Gehring, Otto Schallner, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt | 1989-10-31 |
| 4874420 | Herbicidal substituted triazines | Heinz-Jurgen Wroblowsky, Joachim Kluth, Klaus Tietjen, Hans-Joachim Santel, Robert R. Schmidt | 1989-10-17 |
| 4874424 | Herbicidal agents | Klaus Jelich, Herbert Gayer, Wolfgang Kramer, Hans-Joachim Santel, Robert R. Schmidt | 1989-10-17 |
| 4854964 | Triazolo-pyrimidine-2-sulphonamides having herbicidal utility | Klaus Jelich, Hans-Joachim Santel, Robert R. Schmidt | 1989-08-08 |
| 4846881 | 3,4,6-trisubstituted 1,2,4-triazin-5(4H)-one herbicides | Karlfried Dickore, Hans-Joachim Santel, Robert R. Schmidt | 1989-07-11 |
| 4812165 | Substituted 1-arylpyrazoles, compositions and use | Otto Schallner, Reinhold Gehring, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt +1 more | 1989-03-14 |
| 4799951 | 5-acylamino-pyrazole derivatives, composition containing them and herbicidal method of using them | Jorg Stetter, Otto Schallner, Reinhold Gehring, Hans-Joachim Santel, Robert R. Schmidt +1 more | 1989-01-24 |