With the analysis among 4,093 patents, we discovered top 485 key players by total patent application. FMC Corp., Shikoku Kasei Holdings Corp., Toray Industries, Inc. are dominant in this area. They take 10.38% of the total patent filing.
Pennsylvania, United States
Patent: 127
Kagawa-ken, Japan
Patent: 110
Tokyo-to, Japan
Patent: 89
Nordrhein-Westfalen, Germany
Patent: 76
Nordrhein-Westfalen, Germany
Patent: 57
Tokyo-to, Japan
Patent: 57
Missouri, United States
Patent: 47
Missouri, United States
Patent: 47
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
California, United States
Patent: 1
With the analysis among related 867 patents applied in the last 5 years. We discover 480 most active companies in this area. The fast-growing Nissan Chemical Industry Co., Ltd., Shin-Etsu Chemical Co., Ltd., Henan Dahua Environmental Protection Materials Co., Ltd. take 8.88% of patent filing during this period.
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Patent: 31
Tokyo-to, Japan
Patent: 28
Henan Sheng, China
Patent: 18
Hebei Sheng, China
Patent: 17
Okinawa-ken, Japan
Patent: 14
Shandong Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 9
With the analysis among related 867 patents in last 5 years, we discover 370 new entrants. Henan Dahua Environmental Protection Materials Co., Ltd., Shandong Yucheng Jinsheng Biological Purification Co., Ltd., Hebei Ruida Water Purifier Technology Co., Ltd. are the most active new entrants in this area.
Henan Sheng, China
Patent: 18
Shandong Sheng, China
Patent: 11
Hebei Ruida Water Purifier Technology Co., Ltd.
Hebei Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 6
Fujian Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 5
Delaware, United States
Patent: 4
Jiangsu Sheng, China
Patent: 4
Henan Sheng, China
Patent: 4
With the analysis among 404 patents, we discovered top 133 universities and scientific research institutions by total patent application. Donghua University, Sichuan University, Southeast University are dominant in this area. They take 6.68% of the total patent filing.
Shanghai Shi, China
Patent: 9
Sichuan Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 5