With the analysis among 1,042 patents, we discovered top 467 key players by total patent application. State Grid Corp. of China, System-General Corp., Jiangsu Electric Power Co. are dominant in this area. They take 15.07% of the total patent filing.
State Grid Corp. of China
Beijing Shi, China
Patent: 109
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Patent: 14
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
Shandong Sheng, China
Patent: 10
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 9
Guizhou Sheng, China
Patent: 9
California, United States
Patent: 8
Sungrow Power Supply Co., Ltd.
Anhui Sheng, China
Patent: 8
Semiconductor Components Industries LLC
Arizona, United States
Patent: 8
Massachusetts, United States
Patent: 7
With the analysis among 10 patents, we discovered top 9 start-ups by total patent application. Enplus, Qingdao Magene Intelligence Technology Co. Ltd., Newyea are active in this area.
Guangdong Sheng, China
Patent: 2
Qingdao Magene Intelligence Technology Co. Ltd.
Shandong Sheng, China
Patent: 1
Fujian Sheng, China
Patent: 1
Texas, United States
Patent: 1
Suzhou Convert Semiconductor Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Southchip Semiconductor Technology (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 1
Beijing Beifang Jichuang Technology & Trade Co. Ltd.
Beijing Shi, China
Patent: 1
Zhejiang Leapmotor Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 1
With the analysis among related 647 patents applied in the last 5 years. We discover 465 most active companies in this area. The fast-growing State Grid Corp. of China, CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd., Southeast University take 7.42% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 29
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
Shandong Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
California, United States
Patent: 7
Guizhou Sheng, China
Patent: 7
Jiangsu Electric Power Co.
Jiangsu Sheng, China
Patent: 7
Fujian Sheng, China
Patent: 7
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 7
Hefei University of Technology
Anhui Sheng, China
Patent: 6
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 6
With the analysis among related 647 patents in last 5 years, we discover 382 new entrants. CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd., Kehua Data Co., Ltd., Guangdong Power Grid Co. Ltd. are the most active new entrants in this area.
CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
Shandong Sheng, China
Patent: 10
Fujian Sheng, China
Patent: 7
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 6
Harbin University of Science & Technology
Heilongjiang Sheng, China
Patent: 6
Beijing Qiansiyu Electric Co., Ltd.
Beijing Shi, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Hunan Sheng, China
Patent: 5
Zhangzhou Kehua Technology Co., Ltd.
Fujian Sheng, China
Patent: 5
NEWARE TECHNOLOGY LIMITED
Guangdong Sheng, China
Patent: 5
Huawei Digital Power Technologies Co Ltd
Guangdong Sheng, China
Patent: 5
With the analysis among 338 patents, we discovered top 95 universities and scientific research institutions by total patent application. Nanjing University of Aeronautics & Astronautics, Southeast University, Zhejiang University are dominant in this area. They take 14.50% of the total patent filing.
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 11
Zhejiang Sheng, China
Patent: 9
South China University of Technology
Guangdong Sheng, China
Patent: 9
Hefei University of Technology
Anhui Sheng, China
Patent: 8
Beijing Jiaotong University
Beijing Shi, China
Patent: 7
Nanjing University of Science & Technology
Jiangsu Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 7
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 7
Nanjing Institute of Technology
Jiangsu Sheng, China
Patent: 7