With the analysis among 447 patents, we discovered top 188 key players by total patent application. PIOLAX, Inc., Illinois Tool Works, Inc., CRRC Qingdao Sifang Co., Ltd. are dominant in this area. They take 14.32% of the total patent filing.
Kanagawa-ken, Japan
Patent: 26
Illinois, United States
Patent: 19
Shandong Sheng, China
Patent: 19
Kanagawa-ken, Japan
Patent: 17
Bayern, Germany
Patent: 14
Tokyo-to, Japan
Patent: 13
Illinois, United States
Patent: 13
Osaka-fu, Japan
Patent: 13
Tokyo-to, Japan
Patent: 11
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With the analysis among related 45 patents applied in the last 5 years. We discover 20 most active companies in this area. The fast-growing CRRC Qingdao Sifang Co., Ltd., Hitachi Ltd., Lit Motors Corp. take 48.89% of patent filing during this period.
Shandong Sheng, China
Patent: 16
California, United States
Patent: 2
Shanghai Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shanghai Aircraft Design & Research Institute
Shanghai Shi, China
Patent: 1
Nei Mongol Zizhiqu, China
Patent: 1
With the analysis among related 45 patents in last 5 years, we discover 14 new entrants. Lit Motors Corp., Commercial Aircraft Corp. of China Ltd., Shanghai Tanneng Industrial Co., Ltd. are the most active new entrants in this area.
California, United States
Patent: 2
Shanghai Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shanghai Aircraft Design & Research Institute
Shanghai Shi, China
Patent: 1
Nei Mongol Zizhiqu, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Anhui Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among 18 patents, we discovered top 5 universities and scientific research institutions by total patent application. Railway Technical Research Institute, Beijing Institute of Technology, Tokyo University of Agriculture & Technology are dominant in this area. They take 44.44% of the total patent filing.
Beijing Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1