With the analysis among 30,979 patents, we discovered top 481 key players by total patent application. Matsushita Electronics Corp., Mitsubishi Electric Corp., DAIKIN INDUSTRIES Ltd. are dominant in this area. They take 7.49% of the total patent filing.
Osaka-fu, Japan
Patent: 947
Tokyo-to, Japan
Patent: 929
Osaka-fu, Japan
Patent: 445
California, United States
Patent: 351
Tokyo-to, Japan
Patent: 343
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 314
Tokyo-to, Japan
Patent: 275
Toyama-ken, Japan
Patent: 270
With the analysis among 100 patents, we discovered top 47 start-ups by total patent application. Aisin KK, Englishco LLC, CPP, Inc. are active in this area.
Tokyo-to, Japan
Patent: 26
New York, United States
Patent: 5
California, United States
Patent: 4
Beijing Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Noord-Holland, Netherlands
Patent: 3
Beijing Shi, China
Patent: 2
With the analysis among related 8,147 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Mitsubishi Electric Corp., Gree Electric Appliances, Inc. of Zhuhai, State Grid Corp. of China take 2.25% of patent filing during this period.
Tokyo-to, Japan
Patent: 67
Guangdong Sheng, China
Patent: 59
Beijing Shi, China
Patent: 57
Beijing Shi, China
Patent: 43
Shandong Sheng, China
Patent: 43
Beijing Shi, China
Patent: 42
Osaka-fu, Japan
Patent: 38
Shizuoka-ken, Japan
Patent: 36
With the analysis among related 8,147 patents in last 5 years, we discover 192 new entrants. Anhui Condina Electric Power Technology Co., Ltd., Guangdong Power Grid Co. Ltd., Jinan Lanchen Energy Technology Co., Ltd. are the most active new entrants in this area.
Anhui Sheng, China
Patent: 17
Guangdong Sheng, China
Patent: 16
Shandong Sheng, China
Patent: 14
Guangdong Sheng, China
Patent: 12
Zhejiang Sheng, China
Patent: 12
Jiangsu Sheng, China
Patent: 11
Jiangsu Sheng, China
Patent: 11
Guangdong Sheng, China
Patent: 10
Shanghai Shi, China
Patent: 10
With the analysis among 4,165 patents, we discovered top 282 universities and scientific research institutions by total patent application. Southeast University, Nanjing University of Information Science & Technology, North China Electric Power University are dominant in this area. They take 5.76% of the total patent filing.
Jiangsu Sheng, China
Patent: 90
Jiangsu Sheng, China
Patent: 77
Beijing Shi, China
Patent: 73
Heilongjiang Sheng, China
Patent: 45
Zhejiang Sheng, China
Patent: 41
Shandong Sheng, China
Patent: 38
Chongqing Shi, China
Patent: 38
Tianjin Shi, China
Patent: 36
Hunan Sheng, China
Patent: 35
Beijing Shi, China
Patent: 33