With the analysis among 4,305 patents, we discovered top 484 key players by total patent application. Proterial Ltd., NIPPON STEEL CORP., Kawasaki Steel Corp. are dominant in this area. They take 8.27% of the total patent filing.
Chiba-ken, Japan
Patent: 160
Tokyo-to, Japan
Patent: 132
Shanghai Shi, China
Patent: 64
Osaka-fu, Japan
Patent: 61
Chiba-ken, Japan
Patent: 55
Nagano-ken, Japan
Patent: 52
Tokyo-to, Japan
Patent: 44
Kyoto-fu, Japan
Patent: 44
Aichi-ken, Japan
Patent: 44
Tokyo-to, Japan
Patent: 43
With the analysis among 21 patents, we discovered top 5 start-ups by total patent application. Aisin KK, Equispheres, Inc., Noveon Magnetics Inc are active in this area.
Texas, United States
Patent: 3
Oregon, United States
Patent: 3
Wisconsin, United States
Patent: 1
With the analysis among related 510 patents applied in the last 5 years. We discover 326 most active companies in this area. The fast-growing Sumitomo Metal Mining Co. Ltd., China Hydrogen Energy Technology Development (Inner Mongolia) Co., Ltd., Dalian University of Technology take 6.67% of patent filing during this period.
Tokyo-to, Japan
Patent: 21
Nei Mongol Zizhiqu, China
Patent: 7
Liaoning Sheng, China
Patent: 6
Miyagi-ken, Japan
Patent: 6
Guizhou Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
Chiba-ken, Japan
Patent: 5
With the analysis among related 510 patents in last 5 years, we discover 262 new entrants. China Hydrogen Energy Technology Development (Inner Mongolia) Co., Ltd., Dalian University of Technology, Guiyang Huaheng Machinery Manufacturing Co., Ltd. are the most active new entrants in this area.
Nei Mongol Zizhiqu, China
Patent: 7
Liaoning Sheng, China
Patent: 6
Guizhou Sheng, China
Patent: 5
Sichuan Sheng, China
Patent: 5
WARRINGTON, United Kingdom
Patent: 5
Shaanxi Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 3
With the analysis among 504 patents, we discovered top 107 universities and scientific research institutions by total patent application. University of Science & Technology Beijing, Institute of Metal Research Chinese Academy of Sciences, Shanghai Jiao Tong University are dominant in this area. They take 21.23% of the total patent filing.
Beijing Shi, China
Patent: 18
Liaoning Sheng, China
Patent: 16
Shanghai Shi, China
Patent: 13
California, United States
Patent: 9
Nei Mongol Zizhiqu, China
Patent: 9
SHEFFIELD, United Kingdom
Patent: 6
Beijing Shi, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Yunnan Sheng, China
Patent: 6