With the analysis among 250 patents, we discovered top 191 key players by total patent application. Hitachi Ltd., Siemens Energy Co., Ltd., Siemens Corp. are dominant in this area. They take 9.20% of the total patent filing.
Shanghai Shi, China
Patent: 8
District of Columbia, United States
Patent: 6
Washington, United States
Patent: 6
Beijing Shi, China
Patent: 5
Delaware, United States
Patent: 5
Beijing Shi, China
Patent: 5
New York, United States
Patent: 4
With the analysis among 3 patents, we discovered top 3 start-ups by total patent application.
Beijing Shi, China
Patent: 1
California, United States
Patent: 1
Texas, United States
Patent: 1
With the analysis among related 119 patents applied in the last 5 years. We discover 120 most active companies in this area. The fast-growing North China Electric Power University, International Business Machines Corp., Datang Environment Industry Group Co., Ltd. take 7.56% of patent filing during this period.
Beijing Shi, China
Patent: 4
New York, United States
Patent: 3
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
With the analysis among related 119 patents in last 5 years, we discover 107 new entrants. North China Electric Power University, Datang Environment Industry Group Co., Ltd., Nokia Technologies Oy are the most active new entrants in this area.
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
California, United States
Patent: 2
Jiangsu Sheng, China
Patent: 1
With the analysis among 91 patents, we discovered top 46 universities and scientific research institutions by total patent application. Beihang University, North China Electric Power University, Harbin Institute of Technology are dominant in this area. They take 13.19% of the total patent filing.
Beijing Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Heilongjiang Sheng, China
Patent: 4
Shaanxi Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2