1. Sanofi (30 from 1,451 patents)

2. Sanofi-synthelabo (8 from 152 patents)

3. Elf Sanofi (5 from 53 patents)

4. Sanofi-aventis (2 from 389 patents)

5. Other (1 from 832,680 patents)

6. Societe Anonyme: Elf Sanofi (1 from 2 patents)

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