With the analysis among 4,171 patents, we discovered top 480 key players by total patent application. Mitsubishi Electric Corp., Hitachi Ltd., TOSHIBA Corp. are dominant in this area. They take 20.76% of the total patent filing.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 457
Tokyo-to, Japan
Patent: 219
Tokyo-to, Japan
Patent: 190
Tokyo-to, Japan
Patent: 160
Kyoto-fu, Japan
Patent: 109
Tokyo-to, Japan
Patent: 108
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 102
Aichi-ken, Japan
Patent: 95
Matsushita Electric Works Co. Ltd.
With the analysis among 6 patents, we discovered top 3 start-ups by total patent application.
New York, United States
Patent: 2
Beijing Shi, China
Patent: 1
With the analysis among related 230 patents applied in the last 5 years. We discover 146 most active companies in this area. The fast-growing Mitsubishi Electric Corp., TOSHIBA Corp., Xi'an Jiaotong University take 10.87% of patent filing during this period.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 14
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 5
Wuhan University of Technology
Hubei Sheng, China
Patent: 5
Gyeonggi-do, South Korea
Patent: 4
Panasonic Intellectual Property Management Co. Ltd.
Toshiba Energy Systems & Solutions Corp.
Fukushima-ken, Japan
Patent: 4
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 3
Research & Business Foundation Sungkyunkwan University
With the analysis among related 230 patents in last 5 years, we discover 89 new entrants. Wuhan University of Technology, Harbin Institute of Technology, Shandong Power Equipment Co., Ltd. are the most active new entrants in this area.
Wuhan University of Technology
Hubei Sheng, China
Patent: 5
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 3
Shandong Power Equipment Co., Ltd.
Shandong Sheng, China
Patent: 2
Nanjing University of Posts & Telecommunications
Jiangsu Sheng, China
Patent: 2
Mornsun Guangzhou Science & Technology Co. Ltd.
Guangdong Sheng, China
Patent: 2
Toshiba Fuel Cell Power Systems Corp.
Beijing Institute of Technology
Beijing Shi, China
Patent: 2
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 2
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 2
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 2
With the analysis among 301 patents, we discovered top 83 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Railway Technical Research Institute, Zhejiang University are dominant in this area. They take 12.29% of the total patent filing.
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 10
Railway Technical Research Institute
Zhejiang Sheng, China
Patent: 5
University of North Dakota
North Dakota, United States
Patent: 5
Wuhan University of Technology
Hubei Sheng, China
Patent: 5
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 5
Southwest Petroleum University
Sichuan Sheng, China
Patent: 5
Institute of Modern Physics, Chinese Academy of Sciences
Gansu Sheng, China
Patent: 5
South China University of Technology
Guangdong Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4