With 26 patents held between 2002 and 2022, Viracta Therapeutics Inc holds the most number of Rare Diseases patents in the Industrial Goods & Machinery sector in the Europe region.
The second largest number of patents were held by Sumitomo Chemical Co Ltd with 19 Rare Diseases patents, of which 78.9% was contributed by Sumitomo Pharma Co Ltd. The third largest number of patents were held by Priothera Ltd with 9 Rare Diseases patents. The fourth largest number of patents were held by F. Hoffmann-La Roche Ltd with 8 Rare Diseases patents. The fifth largest number of patents were held by Nestle SA with 7 Rare Diseases patents, of which 85.7% was contributed by Nestec SA.
The top five patents holders, i.e., Viracta Therapeutics Inc, Sumitomo Chemical Co Ltd, Priothera Ltd, F. Hoffmann-La Roche Ltd, and Nestle SA, together held 69 Rare Diseases patents during the period.
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