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
Idemitsu Unitech Co. Ltd.
Tokyo-to, Japan
Patent: 16
Tokyo-to, Japan
Patent: 10
Ishikawa-ken, Japan
Patent: 8
JX Nippon Oil & Energy Marine Service Corp.
Hisamitsu Pharmaceutical Co., Ltd.
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.
China Railway No. 3 Engineering Group Co., Ltd.
Shanxi Sheng, China
Patent: 4
China Railway Third Bureau Group Sixth Engineering Co Ltd.
Shanxi Sheng, China
Patent: 4
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Patent: 2
China Gezhouba Group Road & Bridge Engineering Co., Ltd.
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Tengda Construction Group Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Zhong Guo Jian Zhu Tu Mu Jian She You Xian Gong Si
Beijing Shi, China
Patent: 1
Hu Zhou Shi Jiao Tong Gong Cheng Zong Gong Si
Zhejiang Sheng, China
Patent: 1
China Railway 18th Bureau Group Co., Ltd.
Tianjin Shi, China
Patent: 1
Shanxi Eighth Construction Group Co. Ltd.
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.
China Railway Third Bureau Group Sixth Engineering Co Ltd.
Shanxi Sheng, China
Patent: 4
China Gezhouba Group Road & Bridge Engineering Co., Ltd.
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Tengda Construction Group Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Zhong Guo Jian Zhu Tu Mu Jian She You Xian Gong Si
Beijing Shi, China
Patent: 1
Hu Zhou Shi Jiao Tong Gong Cheng Zong Gong Si
Zhejiang Sheng, China
Patent: 1
China Railway 18th Bureau Group Co., Ltd.
Tianjin Shi, China
Patent: 1
Shanxi Eighth Construction Group Co. Ltd.
Shanxi Sheng, China
Patent: 1
Dalian University of Technology
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.
University of Science & Technology Beijing
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 2
Jiangxi Sheng, China
Patent: 1
Chongqing Jiaotong University
Chongqing Shi, China
Patent: 1
National Pingtung University of Science & Technology
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 1