With the analysis among 66,756 patents, we discovered top 478 key players by total patent application. Kubota Corp., Hitachi Plant Technologies Ltd., Kurita Water Industries Ltd. are dominant in this area. They take 2.02% of the total patent filing.
Osaka-fu, Japan
Patent: 476
Tokyo-to, Japan
Patent: 453
Rheinland-Pfalz, Germany
Patent: 422
Shandong Sheng, China
Patent: 282
Tokyo-to, Japan
Patent: 282
Tokyo-to, Japan
Patent: 275
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 184
Beijing Shi, China
Patent: 183
Tokyo-to, Japan
Patent: 173
With the analysis among 74 patents, we discovered top 37 start-ups by total patent application. M-I LLC, Aisin KK, SyntheX, Inc. are active in this area.
Texas, United States
Patent: 8
California, United States
Patent: 4
California, United States
Patent: 4
New York, United States
Patent: 4
Jiangsu Sheng, China
Patent: 3
California, United States
Patent: 3
Shanghai Shi, China
Patent: 3
Tianjin Shi, China
Patent: 3
With the analysis among related 32,070 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Beijing University of Technology, Hohai University, Zhejiang University take 1.14% of patent filing during this period.
Beijing Shi, China
Patent: 171
Jiangsu Sheng, China
Patent: 100
Zhejiang Sheng, China
Patent: 95
Beijing Shi, China
Patent: 70
Beijing Shi, China
Patent: 66
Shanghai Shi, China
Patent: 66
Rheinland-Pfalz, Germany
Patent: 57
Shaanxi Sheng, China
Patent: 52
Beijing Shi, China
Patent: 50
Jiangsu Sheng, China
Patent: 50
With the analysis among related 32,070 patents in last 5 years, we discover 107 new entrants. Lexus Environmental Protection (Linquan) Co., Ltd., Beijing Jilongda Hotel Management Co. Ltd., Changsha Industrial Research Institute Environmental Protection Co., Ltd. are the most active new entrants in this area.
Anhui Sheng, China
Patent: 37
Beijing Shi, China
Patent: 31
Hunan Sheng, China
Patent: 23
Shandong Sheng, China
Patent: 23
Shandong Sheng, China
Patent: 21
Hubei Sheng, China
Patent: 20
Jiangsu Sheng, China
Patent: 17
Chongqing Shi, China
Patent: 17
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Patent: 17
Zhejiang Sheng, China
Patent: 17
With the analysis among 13,052 patents, we discovered top 326 universities and scientific research institutions by total patent application. Beijing University of Technology, Zhejiang University, Tongji University are dominant in this area. They take 6.34% of the total patent filing.
Beijing Shi, China
Patent: 367
Zhejiang Sheng, China
Patent: 271
Shanghai Shi, China
Patent: 190
Jiangsu Sheng, China
Patent: 188
Heilongjiang Sheng, China
Patent: 175
Beijing Shi, China
Patent: 163
Guangdong Sheng, China
Patent: 158
Jiangsu Sheng, China
Patent: 150
Chongqing Shi, China
Patent: 123
Jiangsu Sheng, China
Patent: 121