With the analysis among 4,378 patents, we discovered top 477 key players by total patent application. telent Ltd., General Electric Co., Siemens AG are dominant in this area. They take 8.02% of the total patent filing.
United Kingdom
Patent: 141
Massachusetts, United States
Patent: 130
Bayern, Germany
Patent: 80
Tokyo-to, Japan
Patent: 77
Noord-Holland, Netherlands
Patent: 63
Beijing Shi, China
Patent: 53
Gansu Sheng, China
Patent: 46
Tokyo-to, Japan
Patent: 35
Tokyo-to, Japan
Patent: 31
With the analysis among 41 patents, we discovered top 5 start-ups by total patent application. Englishco LLC, Lansus Technologies, Inc., Voltage Control Systems, Inc. are active in this area.
New York, United States
Patent: 30
Guangdong Sheng, China
Patent: 4
Texas, United States
Patent: 4
With the analysis among related 585 patents applied in the last 5 years. We discover 335 most active companies in this area. The fast-growing Baoding Tianwei Baobian Electric Co., Ltd., State Grid Corp. of China, Infineon Technologies Austria AG take 4.96% of patent filing during this period.
Hebei Sheng, China
Patent: 11
Beijing Shi, China
Patent: 9
Sichuan Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Hunan Sheng, China
Patent: 7
North Carolina, United States
Patent: 6
Zhejiang Sheng, China
Patent: 5
With the analysis among related 585 patents in last 5 years, we discover 263 new entrants. Wujiang Transformer Factory Co., Ltd., Hunan University of Technology, Analog Devices International Unlimited Co. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 8
Hunan Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 5
Washington, United States
Patent: 5
Jiangsu Sheng, China
Patent: 5
California, United States
Patent: 4
Guangdong Sheng, China
Patent: 4
Zhuzhou Middle Rail Track Equipment Co., Ltd.
Hunan Sheng, China
Patent: 3
With the analysis among 442 patents, we discovered top 83 universities and scientific research institutions by total patent application. Southwest Jiaotong University, Stefan cel Mare University of Suceava, Nanjing University of Aeronautics & Astronautics are dominant in this area. They take 13.57% of the total patent filing.
Sichuan Sheng, China
Patent: 29
Suceava, Romania
Patent: 16
Jiangsu Sheng, China
Patent: 14
Hubei Sheng, China
Patent: 12
Hunan Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Utah, United States
Patent: 4