Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5138068 | 1-phenyl 5-oxotetrazolines | Josef Ehrenfreund | 1992-08-11 |
| 5066667 | Thioxotetrazolines and insecticidal use thereof | Josef Ehrenfreund | 1991-11-19 |
| 4904778 | Pyrimidine-2-phenylamino derivatives | Hermann Rempfler, Rudolph C. Thummel | 1990-02-27 |
| 4802909 | Ureas and their use as herbicides | Hermann Rempfler, Rudolph C. Thummel | 1989-02-07 |