With the analysis among 668 patents, we discovered top 362 key players by total patent application. Bender GmbH & Co. KG, State Grid Corp. of China, Midori Anzen Co., Ltd. are dominant in this area. They take 19.46% of the total patent filing.
Hessen, Germany
Patent: 66
State Grid Corp. of China
Beijing Shi, China
Patent: 48
Tokyo-to, Japan
Patent: 16
Hitachi Industrial Equipment Systems Co., Ltd.
Tokyo-to, Japan
Patent: 12
Guangzhou Qianshun Electronic Equipment Co., Ltd.
Guangdong Sheng, China
Patent: 10
Mitsubishi Electric Corp.
Zhiyang Innovation Technology Co., Ltd.
Shandong Sheng, China
Patent: 9
Jiang Su Zhen An Dian Li She Bei You Xian Gong Si
Jiangsu Sheng, China
Patent: 9
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With the analysis among related 352 patents applied in the last 5 years. We discover 261 most active companies in this area. The fast-growing Bender GmbH & Co. KG, State Grid Corp. of China, Dongwoo Electric Corp. take 15.91% of patent filing during this period.
Hessen, Germany
Patent: 28
State Grid Corp. of China
Beijing Shi, China
Patent: 18
Gyeonggi-do, South Korea
Patent: 8
Wuzhou Bureau of EHV Transmission Company of China Southern Power Grid Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 6
Zhenjiang Cellnic Automation Co., Ltd.
Jiangsu Sheng, China
Patent: 5
Jiang Su Zhen An Dian Li She Bei You Xian Gong Si
Jiangsu Sheng, China
Patent: 5
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 5
With the analysis among related 352 patents in last 5 years, we discover 229 new entrants. Dongwoo Electric Corp., LS Electric Co., Ltd., Wuzhou Bureau of EHV Transmission Company of China Southern Power Grid Co., Ltd. are the most active new entrants in this area.
Gyeonggi-do, South Korea
Patent: 8
Wuzhou Bureau of EHV Transmission Company of China Southern Power Grid Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 6
Zhenjiang Cellnic Automation Co., Ltd.
Jiangsu Sheng, China
Patent: 5
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 5
Isabellenhütte Heusler GmbH & Co. KG
Jiangsu Zhongneng Xinrun Power Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
With the analysis among 62 patents, we discovered top 21 universities and scientific research institutions by total patent application. China Electric Power Research Institute Ltd., Northeast Electric Power University, Jiangsu University of Science & Technology are dominant in this area. They take 37.10% of the total patent filing.
China Electric Power Research Institute Ltd.
Beijing Shi, China
Patent: 2
Northeast Electric Power University
Jilin Sheng, China
Patent: 2
Jiangsu University of Science & Technology
Jiangsu Sheng, China
Patent: 2
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 2
Shenyang Institute of Engineering
Liaoning Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 1
North China Electric Power University
Beijing Shi, China
Patent: 1
Railway Technical Research Institute