With the analysis among 1,457 patents, we discovered top 477 key players by total patent application. BYD Co., Ltd., Nanjing Apaitek Science&Technology Co. Ltd., Zhuzhou CRRC Times Electric Co., Ltd. are dominant in this area. They take 4.32% of the total patent filing.
Guangdong Sheng, China
Patent: 27
Nanjing Apaitek Science&Technology Co. Ltd.
Jiangsu Sheng, China
Patent: 20
Zhuzhou CRRC Times Electric Co., Ltd.
Hunan Sheng, China
Patent: 16
State Grid Corp. of China
Beijing Shi, China
Patent: 16
Beijing Qiansiyu Electric Co., Ltd.
Beijing Shi, China
Patent: 14
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 12
Fujian Sheng, China
Patent: 11
Shinry Technologies Co., Ltd.
Guangdong Sheng, China
Patent: 9
CRRC Zhuzhou Institute Co., Ltd.
Hunan Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 9
With the analysis among 3 patents, we discovered top 3 start-ups by total patent application.
Shenzhen Yuejiang Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Southchip Semiconductor Technology (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 1
Zhe Jiang Yi Kong Automation Equipment
Jiangsu Sheng, China
Patent: 1
With the analysis among related 895 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Southwest Jiaotong University, Jiangsu University, Gree Electric Appliances, Inc. of Zhuhai take 5.59% of patent filing during this period.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 20
Jiangsu Sheng, China
Patent: 18
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 12
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 11
Huaiyin Institute of Technology
Jiangsu Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 8
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 8
Fujian Sheng, China
Patent: 8
With the analysis among related 895 patents in last 5 years, we discover 399 new entrants. Gree Electric Appliances, Inc. of Zhuhai, Huaiyin Institute of Technology, China Jiliang University are the most active new entrants in this area.
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 12
Huaiyin Institute of Technology
Jiangsu Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 6
Guangdong Power Grid Co., Ltd. Electric Power Research Institute
Guangdong Sheng, China
Patent: 6
Zhangzhou Kehua Technology Co., Ltd.
Fujian Sheng, China
Patent: 6
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 6
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
Shandong Sheng, China
Patent: 5
Kunming CRRC Times Electric Equipment Co., Ltd.
Yunnan Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Hebei University of Technology
Hebei Sheng, China
Patent: 5
With the analysis among 637 patents, we discovered top 136 universities and scientific research institutions by total patent application. Jiangsu University, Southwest Jiaotong University, Tsinghua University are dominant in this area. They take 16.17% of the total patent filing.
Jiangsu Sheng, China
Patent: 57
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 25
Beijing Shi, China
Patent: 21
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 19
Beijing Jiaotong University
Beijing Shi, China
Patent: 17
Zhejiang Sheng, China
Patent: 16
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 16
South China University of Technology
Guangdong Sheng, China
Patent: 12
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 12
Jiangsu Sheng, China
Patent: 12