With the analysis among 166 patents, we discovered top 120 key players by total patent application. Indian Oil Corp. Ltd., NIPPON STEEL CORP., Mitteldeutsches Bitumenwerk GmbH are dominant in this area. They take 11.45% of the total patent filing.
Sachsen-Anhalt, Germany
Patent: 5
Mitsubishi Heavy Industries, Ltd.
Rio de Janeiro, Brazil
Patent: 3
Texas, United States
Patent: 3
Oklahoma, United States
Patent: 3
Beijing Shi, China
Patent: 3
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With the analysis among related 70 patents applied in the last 5 years. We discover 52 most active companies in this area. The fast-growing Taiyuan University of Technology, Shandong University of Science & Technology, Indian Oil Corp. Ltd. take 27.14% of patent filing during this period.
Shanxi Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 6
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Hubei Sheng, China
Patent: 2
Xinya Construction Co., Ltd
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Patent: 2
Xin Fu Construction Co., Ltd.
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Patent: 2
Sichuan Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Gansu Sheng, China
Patent: 1
With the analysis among related 70 patents in last 5 years, we discover 42 new entrants. Sinosteel Group Wuhan Security & Environment Inst Co. Ltd., Xinya Construction Co., Ltd, Sinohydro Bureau 7 Co. Ltd. are the most active new entrants in this area.
Hubei Sheng, China
Patent: 2
Xinya Construction Co., Ltd
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Patent: 2
Sichuan Sheng, China
Patent: 2
Xin Fu Construction Co., Ltd.
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Patent: 2
Tianjin Shi, China
Patent: 2
Gansu Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Sinohydro Engineering Bureau 4 Co., Ltd.
Qinghai Sheng, China
Patent: 1
Jiangsu Jushui Construction Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 91 patents, we discovered top 31 universities and scientific research institutions by total patent application. Taiyuan University of Technology, Shandong University of Science & Technology, China University of Mining & Technology are dominant in this area. They take 28.57% of the total patent filing.
Shanxi Sheng, China
Patent: 10
Shandong Sheng, China
Patent: 9
Jiangsu Sheng, China
Patent: 7
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 6
Shaanxi Sheng, China
Patent: 5
Anhui Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1