With the analysis among 254 patents, we discovered top 129 key players by total patent application. Toray Industries, Inc., Idemitsu Unitech Co. Ltd., Unicharm Corp. are dominant in this area. They take 17.32% of the total patent filing.
Tokyo-to, Japan
Patent: 18
Tokyo-to, Japan
Patent: 16
Tokyo-to, Japan
Patent: 10
Ishikawa-ken, Japan
Patent: 8
Taiwan Province, China
Patent: 6
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With the analysis among related 18 patents applied in the last 5 years. We discover 11 most active companies in this area. The fast-growing China Railway No. 3 Engineering Group Co., Ltd., China Railway Third Bureau Group Sixth Engineering Co Ltd., JXTG Energy Co., Ltd take 55.56% of patent filing during this period.
Shanxi Sheng, China
Patent: 4
Shanxi Sheng, China
Patent: 4
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Patent: 2
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Shanxi Sheng, China
Patent: 1
With the analysis among related 18 patents in last 5 years, we discover 9 new entrants. China Railway Third Bureau Group Sixth Engineering Co Ltd., China Gezhouba Group Road & Bridge Engineering Co., Ltd., Tsinghua University are the most active new entrants in this area.
Shanxi Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
With the analysis among 18 patents, we discovered top 7 universities and scientific research institutions by total patent application. University of Science & Technology Beijing, Tsinghua University, Yonsei University are dominant in this area. They take 38.89% of the total patent filing.
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 2
Jiangxi Sheng, China
Patent: 1
Chongqing Shi, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1