With the analysis among 283 patents, we discovered top 33 key players by total patent application. Ciba-Geigy AG, C.H. Boehringer Sohn AG & Co. KG, J. R. Geigy AG are dominant in this area. They take 18.37% of the total patent filing.
Rheinland-Pfalz, Germany
Patent: 17
Rheinland-Pfalz, Germany
Patent: 9
Toyama Chemical Co., Ltd.
Nordrhein-Westfalen, Germany
Patent: 7
Sumitomo Pharmaceuticals Co., Ltd.
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With the analysis among 8 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Shandong Sheng, China
Patent: 1