With the analysis among 350 patents, we discovered top 61 key players by total patent application. Hisamitsu Pharmaceutical Co., Ltd., Toko Yakuhin Kogyo Co. Ltd., Teikoku Seiyaku Co. Ltd. are dominant in this area. They take 36.57% of the total patent filing.
Taiwan Province, China
Patent: 61
Yamaguchi-ken, Japan
Patent: 33
Tokyo-to, Japan
Patent: 31
Tokyo-to, Japan
Patent: 30
Tokyo-to, Japan
Patent: 18
Tokyo-to, Japan
Patent: 14
No data, please try another search term
With the analysis among related 15 patents applied in the last 5 years. We discover 8 most active companies in this area. The fast-growing Rohto Pharmaceutical Co., Ltd., Shionogi Healthcare Co. Ltd., Hisamitsu Pharmaceutical Co., Ltd. take 46.67% of patent filing during this period.
Taiwan Province, China
Patent: 1
Hunan Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 15 patents in last 5 years, we discover 4 new entrants. Shionogi Healthcare Co. Ltd., Hunan Jiudian Pharmaceutical Co., Ltd., East China University of Science & Technology are the most active new entrants in this area.
Hunan Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 4 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Shanghai Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Henan Sheng, China
Patent: 1