With the analysis among 579,401 patents, we discovered top 484 key players by total patent application. Robert Bosch GmbH, State Grid Corp. of China, Hitachi Ltd. are dominant in this area. They take 4.27% of the total patent filing.
Baden-Württemberg, Germany
Patent: 10,883
State Grid Corp. of China
Beijing Shi, China
Patent: 8,294
Tokyo-to, Japan
Patent: 5,575
Tokyo-to, Japan
Patent: 5,561
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 5,254
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 4,941
Aichi-ken, Japan
Patent: 4,927
Tokyo-to, Japan
Patent: 4,699
Bayern, Germany
Patent: 4,560
Massachusetts, United States
Patent: 3,998
With the analysis among 1,446 patents, we discovered top 235 start-ups by total patent application. Aisin KK, Englishco LLC, SuperGrid Institute SAS are active in this area.
Tokyo-to, Japan
Patent: 452
New York, United States
Patent: 123
Tokyo-to, Japan
Patent: 40
Shanghai United Imaging Healthcare Co., Ltd.
Shanghai Shi, China
Patent: 34
Texas, United States
Patent: 24
GAC Aion New Energy Automobile Co., Ltd.
Guangdong Sheng, China
Patent: 23
Beijing I-Space Technology Co. Ltd.
Beijing Shi, China
Patent: 21
California, United States
Patent: 20
With the analysis among related 68,709 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Xi'an Jiaotong University, Robert Bosch GmbH take 2.13% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 976
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 252
Baden-Württemberg, Germany
Patent: 238
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 216
Tokyo-to, Japan
Patent: 210
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 207
Southwest Petroleum University
Sichuan Sheng, China
Patent: 198
Zhejiang Sheng, China
Patent: 176
Jilin Sheng, China
Patent: 153
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 149
With the analysis among related 68,709 patents in last 5 years, we discover 19 new entrants. Diamond Deep Sea Energy Technology R&D (Shanghai) Co., Ltd., Chongqing Dongqun Technology Co., Ltd., Beijing I-Space Technology Co. Ltd. are the most active new entrants in this area.
Diamond Deep Sea Energy Technology R&D (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 24
Chongqing Dongqun Technology Co., Ltd.
Chongqing Shi, China
Patent: 23
Beijing I-Space Technology Co. Ltd.
Beijing Shi, China
Patent: 21
Wuhan Grove Hydrogen Automotive Co., Ltd.
Hubei Sheng, China
Patent: 21
Beidou Aerospace Vehicles (Beijing) Co., Ltd.
Beijing Shi, China
Patent: 18
Chengdu Hangbo New Energy Technology Co., Ltd.
Sichuan Sheng, China
Patent: 17
Zhangjiagang Research Institute of Hydrogen Energy Co.,Ltd.
Jiangsu Sheng, China
Patent: 17
Suzhou Kejietai Electric Co., Ltd.
Jiangsu Sheng, China
Patent: 16
Changzhou Reciprocating Shiyou High Pressure Pump Valve Co., Ltd.
Jiangsu Sheng, China
Patent: 16
Hebei Nainuo Technology Co., Ltd.
Hebei Sheng, China
Patent: 16
With the analysis among 65,714 patents, we discovered top 294 universities and scientific research institutions by total patent application. Zhejiang University, Xi'an Jiaotong University, Tsinghua University are dominant in this area. They take 5.17% of the total patent filing.
Zhejiang Sheng, China
Patent: 1,261
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 899
Beijing Shi, China
Patent: 839
South China University of Technology
Guangdong Sheng, China
Patent: 650
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 640
Southwest Petroleum University
Sichuan Sheng, China
Patent: 626
North China Electric Power University
Beijing Shi, China
Patent: 619
Jilin Sheng, China
Patent: 609
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 555
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 546