With the analysis among 18,192 patents, we discovered top 482 key players by total patent application. Toyota Motor Corp., Samsung SDI Co., Ltd., Air Liquide SA are dominant in this area. They take 2.20% of the total patent filing.
Tokyo-to, Japan
Patent: 158
Chungcheongnam-do, South Korea
Patent: 134
Tokyo-to, Japan
Patent: 108
Osaka-fu, Japan
Patent: 101
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 96
Tokyo-to, Japan
Patent: 88
Illinois, United States
Patent: 83
With the analysis among 82 patents, we discovered top 23 start-ups by total patent application. Electric Fuel Ltd., Aisin KK, LMECA Co., Ltd. are active in this area.
Tokyo-to, Japan
Patent: 12
California, United States
Patent: 5
California, United States
Patent: 3
New York, United States
Patent: 3
Zuid-Holland, Netherlands
Patent: 2
With the analysis among related 11,709 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Zhejiang University, Teijin Pharma Ltd., Toyota Motor Corp. take 0.83% of patent filing during this period.
Zhejiang Sheng, China
Patent: 38
Tokyo-to, Japan
Patent: 33
Tokyo-to, Japan
Patent: 26
Tokyo-to, Japan
Patent: 25
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Patent: 25
Sichuan Sheng, China
Patent: 23
Henan Sheng, China
Patent: 22
Beijing Shi, China
Patent: 21
Shaanxi Sheng, China
Patent: 20
With the analysis among related 11,709 patents in last 5 years, we discover 284 new entrants. Union Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology, Chengdu Lhotse Technology Co., Ltd., Tibet Friends Oxygen Health Technology Co., Ltd. are the most active new entrants in this area.
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Patent: 25
Sichuan Sheng, China
Patent: 23
Xizang Zizhiqu, China
Patent: 17
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Patent: 15
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Patent: 13
Beijing Shi, China
Patent: 13
Massachusetts, United States
Patent: 12
Jiangsu Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 11
With the analysis among 3,056 patents, we discovered top 259 universities and scientific research institutions by total patent application. Zhejiang University, University of Science & Technology Beijing, Ningbo University are dominant in this area. They take 4.71% of the total patent filing.
Zhejiang Sheng, China
Patent: 63
Beijing Shi, China
Patent: 46
Zhejiang Sheng, China
Patent: 32
Shanghai Shi, China
Patent: 24
Shaanxi Sheng, China
Patent: 24
Hubei Sheng, China
Patent: 24
Beijing Shi, China
Patent: 23
Zhejiang Sheng, China
Patent: 23
Hunan Sheng, China
Patent: 20
Shandong Sheng, China
Patent: 20