With the analysis among 204 patents, we discovered top 74 key players by total patent application. Matsushita Electronics Corp., NEC Corp., Fujitsu Ltd. are dominant in this area. They take 26.96% of the total patent filing.
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 28
Tokyo-to, Japan
Patent: 17
Tokyo-to, Japan
Patent: 10
Nihon Dempa Kogyo Co., Ltd.
Tokyo-to, Japan
Patent: 10
Mitsubishi Electric Corp.
Fukushima-ken, Japan
Patent: 5
California, United States
Patent: 5
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With the analysis among related 3 patents applied in the last 5 years. We discover 5 most active companies in this area. The fast-growing Chongqing Chuanyi Automation Co., Ltd., State Grid Jiangxi Electric Power Co., Ltd. Electric Power Research Institute, Nanchang Kechen Electric Power Test Research Co., Ltd. take 100.00% of patent filing during this period.
Chongqing Chuanyi Automation Co., Ltd.
Chongqing Shi, China
Patent: 1
State Grid Jiangxi Electric Power Co., Ltd. Electric Power Research Institute
Jiangxi Sheng, China
Patent: 1
Nanchang Kechen Electric Power Test Research Co., Ltd.
Jiangxi Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
State Grid Corp. of China
Beijing Shi, China
Patent: 1
With the analysis among related 3 patents in last 5 years, we discover 4 new entrants. Chongqing Chuanyi Automation Co., Ltd., State Grid Jiangxi Electric Power Co., Ltd. Electric Power Research Institute, Nanchang Kechen Electric Power Test Research Co., Ltd. are the most active new entrants in this area.
Chongqing Chuanyi Automation Co., Ltd.
Chongqing Shi, China
Patent: 1
State Grid Jiangxi Electric Power Co., Ltd. Electric Power Research Institute
Jiangxi Sheng, China
Patent: 1
Nanchang Kechen Electric Power Test Research Co., Ltd.
Jiangxi Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
With the analysis among 17 patents, we discovered top 9 universities and scientific research institutions by total patent application. Beihang University, Harbin Engineering University, Beijing Information Science & Technology University are dominant in this area. They take 23.53% of the total patent filing.
Beijing Shi, China
Patent: 1
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 1
Beijing Information Science & Technology University
Beijing Shi, China
Patent: 1
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1
Kyushu Institute of Technology
Fukuoka-ken, Japan
Patent: 1
National University of Defense Technology
Hunan Sheng, China
Patent: 1
Northwest Normal University
Gansu Sheng, China
Patent: 1
Ningbo Institute of Technology, Zhejiang University
Zhejiang Sheng, China
Patent: 1