With the analysis among 8,458 patents, we discovered top 471 key players by total patent application. Toyota Motor Corp., State Grid Corp. of China, Hitachi Ltd. are dominant in this area. They take 7.79% of the total patent filing.
Tokyo-to, Japan
Patent: 240
Beijing Shi, China
Patent: 236
Tokyo-to, Japan
Patent: 183
Tokyo-to, Japan
Patent: 176
Tokyo-to, Japan
Patent: 150
Fukushima-ken, Japan
Patent: 117
Aichi-ken, Japan
Patent: 103
Tokyo-to, Japan
Patent: 101
Beijing Shi, China
Patent: 89
With the analysis among 42 patents, we discovered top 26 start-ups by total patent application. Aisin KK, Beijing Baidu Netcom Science & Technology Co., Ltd., JTEC Energy, Inc. are active in this area.
Tokyo-to, Japan
Patent: 14
Beijing Shi, China
Patent: 2
Georgia, United States
Patent: 2
California, United States
Patent: 1
Washington, United States
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among related 4,886 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Huaneng Clean Energy Research Institute, Xi'an Thermal Power Research Institute Co., Ltd. take 5.67% of patent filing during this period.
Beijing Shi, China
Patent: 128
Beijing Shi, China
Patent: 88
Shaanxi Sheng, China
Patent: 61
Tokyo-to, Japan
Patent: 59
Beijing Shi, China
Patent: 48
Tokyo-to, Japan
Patent: 44
Beijing Shi, China
Patent: 44
Beijing Shi, China
Patent: 43
Guangdong Sheng, China
Patent: 39
Liaoning Sheng, China
Patent: 31
With the analysis among related 4,886 patents in last 5 years, we discover 252 new entrants. Guangdong Power Grid Co. Ltd., Xi'an West Heat Energy Saving Technology Co., Ltd., Korea District Heating Corp. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 20
Shaanxi Sheng, China
Patent: 18
Gyeonggi-do, South Korea
Patent: 14
Gansu Sheng, China
Patent: 12
Anhui Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 10
Guangxi Zhuangzu Zizhiqu, China
Patent: 10
Jiangsu Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 10
Beijing Shi, China
Patent: 9
With the analysis among 1,495 patents, we discovered top 200 universities and scientific research institutions by total patent application. North China Electric Power University, Huazhong University of Science & Technology, Zhejiang Normal University are dominant in this area. They take 13.31% of the total patent filing.
Beijing Shi, China
Patent: 69
Hubei Sheng, China
Patent: 37
Zhejiang Sheng, China
Patent: 36
Zhejiang Sheng, China
Patent: 35
Shaanxi Sheng, China
Patent: 33
Jiangsu Sheng, China
Patent: 26
Beijing Shi, China
Patent: 24
Jiangsu Sheng, China
Patent: 21
Tianjin Shi, China
Patent: 21
Guangdong Sheng, China
Patent: 20