1. Hoechst Aktiengesellschaft (74 from 6,662 patents)

2. Hoechst Schering Agrevo Gmbh (32 from 161 patents)

3. Hoesch Aktiengellschaft (1 from 1 patent)

1. 6498253 - Acylated aminophenylsulfonylureas, processes for their preparation and their use as herbicides and plant growth regulators

2. 6482947 - Substituted (hetero) aryl compounds, process for their preparation, agents containing them and their use as safeners

3. 6410482 - (Het) arylsulfonylureas having an amino function, their presentation and their use as herbicides and plant growth regulators

4. 6410483 - Phenylsulfonylureas, processes for their preparation, and their use as herbicides and plant growth regulators

5. 6331506 - Disubstituted methylidene hydrazinophenyl sulfonylureas, process for their production and their use as herbicides and plant growth regulators

6. 6316388 - N-heteroaryl-N′-(pyrid-2-yl-sulfonyl) ureas, processes for their preparation, and their use as herbicides and plant growth regulators

7. 6265348 - Alkylidenehydrazinophenylsulfonylureas, processes for their preparation and their use as herbicides and plant growth regulators

8. 6239071 - 2,4-diamino-1,3,5-triazines, processes for their preparation and their use as herbicides and plant growth regulators

9. 6239306 - Phenylsulfonylureas, processes for their preparation, and their use as herbicides and plant growth regulations

10. 6235680 - N-acylsulfonamides, novel mixtures of herbicides and antidotes, and their use

11. 6071860 - 2,4-Diamino-1, 3,5-triazines, their preparation, and their use as

12. 6069114 - 2-amino-4-bicycloamino-1,3,5-Triazines, their preparation, and their use

13. 6017852 - Method of controlling undesired plant growth in rice

14. 5972839 - 2-fluoroacrylic acid derivatives, novel mixtures of herbicides and

15. 5945541 - Plant protection agents based on pyrazolecarboxylic acid derivatives