With the analysis among 43,257 patents, we discovered top 487 key players by total patent application. State Grid Corp. of China, Siemens AG, Matsushita Electronics Corp. are dominant in this area. They take 1.24% of the total patent filing.
Beijing Shi, China
Patent: 335
Bayern, Germany
Patent: 121
Osaka-fu, Japan
Patent: 82
Noord-Holland, Netherlands
Patent: 77
Tokyo-to, Japan
Patent: 67
Osaka-fu, Japan
Patent: 63
Nagano-ken, Japan
Patent: 61
Tokyo-to, Japan
Patent: 57
Toyama-ken, Japan
Patent: 48
Massachusetts, United States
Patent: 47
With the analysis among 110 patents, we discovered top 69 start-ups by total patent application. Ankao Suzhou Energy Co., Ltd., Aisin KK, EOS Srl are active in this area.
Jiangsu Sheng, China
Patent: 11
Tokyo-to, Japan
Patent: 11
Lombardia, Italy
Patent: 6
Zhejiang Sheng, China
Patent: 5
Anhui Sheng, China
Patent: 4
New York, United States
Patent: 3
Shanghai Shi, China
Patent: 2
Zhejiang Hozon New Energy Automobile Co., Ltd.
Zhejiang Sheng, China
Patent: 2
California, United States
Patent: 2
Tianjin Shi, China
Patent: 2
With the analysis among related 9,916 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Hefei Guoxuan High-Tech Power Energy Co., Ltd., Kunshan A-Kerr Optronics Co., Ltd. take 0.75% of patent filing during this period.
Beijing Shi, China
Patent: 38
Anhui Sheng, China
Patent: 20
Jiangsu Sheng, China
Patent: 16
Hebei Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 13
Guangdong Sheng, China
Patent: 13
Guangdong Sheng, China
Patent: 10
Henan Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 9
With the analysis among related 9,916 patents in last 5 years, we discover 243 new entrants. Guangdong Power Grid Co. Ltd., Suzhou Fengchuan Electronics Technology Co. Ltd., Shandong Guojian Engineering Group Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 13
Shandong Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
New Jersey, United States
Patent: 6
Zhejiang Sheng, China
Patent: 6
Beijing Shi, China
Patent: 6
Anhui Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
With the analysis among 4,042 patents, we discovered top 288 universities and scientific research institutions by total patent application. Chang'an University, South China University of Technology, Sichuan Agricultural University are dominant in this area. They take 3.32% of the total patent filing.
Shaanxi Sheng, China
Patent: 52
Guangdong Sheng, China
Patent: 44
Sichuan Sheng, China
Patent: 38
Hubei Sheng, China
Patent: 32
Zhejiang Sheng, China
Patent: 31
Jiangsu Sheng, China
Patent: 30
Henan Sheng, China
Patent: 29
Zhejiang Sheng, China
Patent: 27
Jilin Sheng, China
Patent: 26
Zhejiang Sheng, China
Patent: 26