With the analysis among 3,513 patents, we discovered top 479 key players by total patent application. Kurita Water Industries Ltd., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 6.09% of the total patent filing.
Rheinland-Pfalz, Germany
Patent: 80
Osaka-fu, Japan
Patent: 77
Tokyo-to, Japan
Patent: 57
Tokyo-to, Japan
Patent: 52
California, United States
Patent: 49
Tokyo-to, Japan
Patent: 41
Tokyo-to, Japan
Patent: 36
Osaka-fu, Japan
Patent: 33
Tokyo-to, Japan
Patent: 25
With the analysis among 9 patents, we discovered top 6 start-ups by total patent application. Aisin KK, Sundo, Wellthy Corp. are active in this area.
Hunan Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 1,177 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Power Corp., Chongqing Xinsheng Environmental Protection Technology Co., Ltd., Nikkiso Co., Ltd. take 4.08% of patent filing during this period.
Chongqing Shi, China
Patent: 18
Tokyo-to, Japan
Patent: 12
Yamanashi-ken, Japan
Patent: 8
California, United States
Patent: 7
Fujian Sheng, China
Patent: 7
Ao Natural Chengdu Biotechnology Co., Ltd.
Sichuan Sheng, China
Patent: 6
Rheinland-Pfalz, Germany
Patent: 6
With the analysis among related 1,177 patents in last 5 years, we discover 446 new entrants. Chongqing Xinsheng Environmental Protection Technology Co., Ltd., Nikkiso Co., Ltd., Japan NUS Co., Ltd. are the most active new entrants in this area.
Chongqing Shi, China
Patent: 18
Tokyo-to, Japan
Patent: 12
Yamanashi-ken, Japan
Patent: 8
Fujian Sheng, China
Patent: 7
Sichuan Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Anhui Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 4
Zhejiang Sheng, China
Patent: 4
With the analysis among 327 patents, we discovered top 103 universities and scientific research institutions by total patent application. Keio University, Harbin Institute of Technology, Tsinghua University are dominant in this area. They take 8.56% of the total patent filing.
Tokyo-to, Japan
Patent: 10
Heilongjiang Sheng, China
Patent: 8
Beijing Shi, China
Patent: 6
Shanghai Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Tokushima-ken, Japan
Patent: 4
Beijing Shi, China
Patent: 4