With the analysis among 19,706 patents, we discovered top 467 key players by total patent application. Toyota Motor Corp., Samsung SDI Co., Ltd., Nissan Motor Co., Ltd. are dominant in this area. They take 19.57% of the total patent filing.
Tokyo-to, Japan
Patent: 2,074
Chungcheongnam-do, South Korea
Patent: 905
Fukushima-ken, Japan
Patent: 877
Tokyo-to, Japan
Patent: 807
Minnesota, United States
Patent: 537
Osaka-fu, Japan
Patent: 514
Tokyo-to, Japan
Patent: 491
Tokyo-to, Japan
Patent: 445
Tokyo-to, Japan
Patent: 444
With the analysis among 197 patents, we discovered top 25 start-ups by total patent application. Aisin KK, JTEC Energy, Inc., Twelve Benefit Corp. are active in this area.
Tokyo-to, Japan
Patent: 77
Georgia, United States
Patent: 21
California, United States
Patent: 19
Gelderland, Netherlands
Patent: 9
Hovedstaden, Denmark
Patent: 7
Chiba-ken, Japan
Patent: 4
Vaud, Switzerland
Patent: 4
With the analysis among related 5,668 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Toyota Motor Corp., Hyundai Motor Co., Ltd., Kia Corp. take 15.93% of patent filing during this period.
Tokyo-to, Japan
Patent: 323
KOLONG INDUSTRIAL CO., LTD
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Patent: 188
Baden-Württemberg, Germany
Patent: 179
Tokyo-to, Japan
Patent: 145
Osaka-fu, Japan
Patent: 122
Bayern, Germany
Patent: 101
Tokyo-to, Japan
Patent: 101
Tokyo-to, Japan
Patent: 87
With the analysis among related 5,668 patents in last 5 years, we discover 310 new entrants. Weishi Energy Technology Co., Ltd., State Power Invt Corp. Hydrogen Energy Tech Dev Co. Ltd., FAW Jiefang Automotive Co. Ltd. are the most active new entrants in this area.
Shanghai Shi, China
Patent: 77
Beijing Shi, China
Patent: 54
Jilin Sheng, China
Patent: 53
Beijing Shi, China
Patent: 40
Jiangsu Sheng, China
Patent: 34
Guangdong Sheng, China
Patent: 32
Jiangsu Sheng, China
Patent: 29
Shandong Sheng, China
Patent: 29
Zhejiang Sheng, China
Patent: 25
With the analysis among 2,288 patents, we discovered top 254 universities and scientific research institutions by total patent application. Dalian Institute of Chemical Physics Chinese Academy of Sciences, Korea Institute of Science & Technology, Tsinghua University are dominant in this area. They take 13.16% of the total patent filing.
Liaoning Sheng, China
Patent: 120
Beijing Shi, China
Patent: 70
California, United States
Patent: 44
Shanghai Shi, China
Patent: 38
Tokyo Institute of Technology
Tokyo-to, Japan
Patent: 32
Aichi-ken, Japan
Patent: 31
Fukuoka-ken, Japan
Patent: 28
Shanghai Shi, China
Patent: 26