Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277906 | Insecticidal composition of bacillus thuringiensis serovar israelensis, DSM 3435 and DSM 3440 | Hans Zaehner, Harald Weisser | 1994-01-11 |
| 5202240 | Preparation of spore free, concentrated protein preparations from Bacillus thuringiensis serovar,israelensis, which is toxic | Hans Zaehner, Harald Weisser | 1993-04-13 |
| 4996156 | Preparation of spore-free, concentrated protein preparations from bacillus thuringiensis serovar, israelensis, which is toxic for gnats, a microorganism for their preparation, and the isolation of the microorganism | Hans Zaehner, Harald Weisser | 1991-02-26 |