With the analysis among 9,307 patents, we discovered top 472 key players by total patent application. Ohbayashi Corp., Beijing GeoEnviron Engineering & Technology, Inc., Shimizu Corp. are dominant in this area. They take 3.56% of the total patent filing.
Jiangsu Sheng, China
Patent: 127
Beijing Shi, China
Patent: 107
Tokyo-to, Japan
Patent: 97
Hubei Sheng, China
Patent: 80
Beijing Shi, China
Patent: 79
Rheinland-Pfalz, Germany
Patent: 60
Guangxi Zhuangzu Zizhiqu, China
Patent: 59
Beijing Shi, China
Patent: 55
Jiangsu Sheng, China
Patent: 54
Tokyo-to, Japan
Patent: 53
With the analysis among 7 patents, we discovered top 4 start-ups by total patent application. Alpha Cleantec AG, MWR, Inc., M-I LLC are active in this area.
Baden-Württemberg, Germany
Patent: 3
Michigan, United States
Patent: 2
Texas, United States
Patent: 1
With the analysis among related 6,556 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Beijing GeoEnviron Engineering & Technology, Inc., China City Environment Protection Engineering Ltd. Co., Guangxi Bossco Environmental Protection Technology Co., Ltd. take 2.64% of patent filing during this period.
Beijing Shi, China
Patent: 69
Hubei Sheng, China
Patent: 53
Guangxi Zhuangzu Zizhiqu, China
Patent: 51
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Patent: 47
Yunnan Sheng, China
Patent: 42
Beijing Shi, China
Patent: 41
Zhejiang Sheng, China
Patent: 40
Beijing Shi, China
Patent: 40
Hunan Sheng, China
Patent: 39
Beijing Shi, China
Patent: 38
With the analysis among related 6,556 patents in last 5 years, we discover 252 new entrants. Suzhou Elite Environmental Protection Co., Ltd., Nanjing Ditian High-tech Industrial Technology Research Institute Co., Ltd., Center International Group Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 26
Jiangsu Sheng, China
Patent: 18
Beijing Shi, China
Patent: 14
Shandong Sheng, China
Patent: 13
Shanghai Shi, China
Patent: 13
Jiangsu Sheng, China
Patent: 13
Anhui Sheng, China
Patent: 12
Jiangsu Sheng, China
Patent: 12
Guangdong Sheng, China
Patent: 12
Shanghai Shi, China
Patent: 11
With the analysis among 4,247 patents, we discovered top 273 universities and scientific research institutions by total patent application. Zhejiang University, Changzhou University, Central South University are dominant in this area. They take 4.94% of the total patent filing.
Zhejiang Sheng, China
Patent: 75
Jiangsu Sheng, China
Patent: 66
Hunan Sheng, China
Patent: 60
Yunnan Sheng, China
Patent: 46
Jiangsu Sheng, China
Patent: 44
Shandong Sheng, China
Patent: 44
Hunan Sheng, China
Patent: 42
Sichuan Sheng, China
Patent: 41
Jiangsu Sheng, China
Patent: 39
Tianjin Shi, China
Patent: 37