1. Sanofi (26 from 1,451 patents)

2. Sanofi-aventis (5 from 389 patents)

3. Elf Sanofi (4 from 53 patents)

4. Sanofi-synthelabo (3 from 152 patents)

5. Other (1 from 832,680 patents)

6. Institut National De La Sante Et De La Recherche Medicale (1 from 1,743 patents)

7. Institut Pasteur and Centre National De La Recherche Scientifique (1 from 15 patents)

8. Societe Anonyme Sanofi (1 from 8 patents)

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