With the analysis among 1,395 patents, we discovered top 491 key players by total patent application. Rohm & Haas Co., Dow Global Technologies LLC, The Dow Chemical Co. are dominant in this area. They take 9.03% of the total patent filing.
Pennsylvania, United States
Patent: 68
Michigan, United States
Patent: 32
Michigan, United States
Patent: 26
Jiangsu Sheng, China
Patent: 13
New Jersey, United States
Patent: 11
Shandong Sheng, China
Patent: 10
North Carolina, United States
Patent: 10
Shanghai Shi, China
Patent: 9
Shaanxi Sheng, China
Patent: 9
Illinois, United States
Patent: 9
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With the analysis among related 998 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Jaingsu NJU Environmental Technology Co. Ltd., Nanjing University, Jinchuan Group Co., Ltd. take 2.81% of patent filing during this period.
Jiangsu Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 9
Gansu Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 7
With the analysis among related 998 patents in last 5 years, we discover 459 new entrants. Jinchuan Group Co., Ltd., Jiangsu State Innovation Materials Research Center Co., Ltd., Zhejiang University of Technology are the most active new entrants in this area.
Gansu Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Ningxia Huizi Zizhiqu, China
Patent: 5
Hunan Sheng, China
Patent: 5
Jiangsu Nanda Huaxing Environmental Protection Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 5
Jilin Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
With the analysis among 347 patents, we discovered top 136 universities and scientific research institutions by total patent application. Nanjing University, Jiangnan University, Zhejiang University are dominant in this area. They take 11.24% of the total patent filing.
Jiangsu Sheng, China
Patent: 21
Jiangsu Sheng, China
Patent: 10
Zhejiang Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 8
Hunan Sheng, China
Patent: 7
Jilin Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Tianjin Shi, China
Patent: 4
Beijing Shi, China
Patent: 4