This infographic shows the pharmaceutical companies that listed the most patents last year.
The companies with the most drug patents listed last year are Novartis, Sanofi Aventis Us, Glaxosmithkline, Merck, Alcon Pharms Ltd, Lilly, Allergan, Astrazeneca,Pfizer, and Watson Labs.
For more infographics, see the DrugPatentWatch Pharmaceutical Innovation Infographics.
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