With the analysis among 504 patents, we discovered top 320 key players by total patent application. Mitsubishi Electric Corp., Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai, CRRC Zhuzhou Institute Co., Ltd. are dominant in this area. They take 9.52% of the total patent filing.
Tokyo-to, Japan
Patent: 19
Guangdong Sheng, China
Patent: 16
Hunan Sheng, China
Patent: 13
Guangdong Sheng, China
Patent: 12
Guangdong Sheng, China
Patent: 8
Hebei Sheng, China
Patent: 8
Fukushima-ken, Japan
Patent: 6
Henan Sheng, China
Patent: 6
Shanghai Shi, China
Patent: 5
With the analysis among 3 patents, we discovered top 2 start-ups by total patent application.
Zhejiang Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
With the analysis among related 181 patents applied in the last 5 years. We discover 139 most active companies in this area. The fast-growing Shenyang Polytechnic University, Nanjing University of Aeronautics & Astronautics, Hubei Huanyi Electromagnetic Equipment Engineering Technology Co., Ltd. take 8.29% of patent filing during this period.
Liaoning Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
With the analysis among related 181 patents in last 5 years, we discover 94 new entrants. Hubei Huanyi Electromagnetic Equipment Engineering Technology Co., Ltd., Kunshan Nabowang Precision Technology Co., Ltd., Shenyang Institute of Engineering are the most active new entrants in this area.
Hubei Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Shenzhen Zhineng Electric Vehicle Electronic Technology Co., Ltd.
Guangdong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among 227 patents, we discovered top 72 universities and scientific research institutions by total patent application. Harbin Institute of Technology, Shenyang Polytechnic University, Southeast University are dominant in this area. They take 18.50% of the total patent filing.
Heilongjiang Sheng, China
Patent: 18
Liaoning Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 11
Hubei Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Heilongjiang Sheng, China
Patent: 7
Anhui Sheng, China
Patent: 6
Henan Sheng, China
Patent: 6
Shaanxi Sheng, China
Patent: 4