With the analysis among 791 patents, we discovered top 267 key players by total patent application. Koninklijke Philips NV, American Superconductor Corp., Siemens AG are dominant in this area. They take 9.10% of the total patent filing.
Noord-Holland, Netherlands
Patent: 34
Massachusetts, United States
Patent: 20
Bayern, Germany
Patent: 18
Georgia, United States
Patent: 14
Massachusetts, United States
Patent: 12
Nordrhein-Westfalen, Germany
Patent: 12
New York, United States
Patent: 11
Syddanmark, Denmark
Patent: 9
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With the analysis among related 64 patents applied in the last 5 years. We discover 52 most active companies in this area. The fast-growing State Grid Corp. of China, PPC Broadband, Inc., Efficient Power Conversion Corp. take 18.75% of patent filing during this period.
Beijing Shi, China
Patent: 5
New York, United States
Patent: 4
California, United States
Patent: 3
Jiangsu Sheng, China
Patent: 3
Hong Kong SAR, China
Patent: 3
Shaanxi Sheng, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Hunan Sheng, China
Patent: 2
With the analysis among related 64 patents in last 5 years, we discover 43 new entrants. PPC Broadband, Inc., Efficient Power Conversion Corp., Analog Devices International Unlimited Co. are the most active new entrants in this area.
New York, United States
Patent: 4
California, United States
Patent: 3
Hong Kong SAR, China
Patent: 3
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Dongguan Zhongtong Electric Vehicle Co., Ltd.
Guangdong Sheng, China
Patent: 2
With the analysis among 47 patents, we discovered top 20 universities and scientific research institutions by total patent application. Consejo Superior de Investigaciones Científicas, Xi'an Jiaotong University, Sichuan University are dominant in this area. They take 34.04% of the total patent filing.
Shaanxi Sheng, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Baden-Württemberg, Germany
Patent: 4
Guangdong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Heilongjiang Sheng, China
Patent: 2