With the analysis among 35 patents, we discovered top 27 key players by total patent application. Shanxi Transportation Environmental Protection Ctr Station Co, Powerchina Huadong Engineering Corp. Ltd., China Railway First Survey & Design Institute Group Co., Ltd. are dominant in this area. They take 17.14% of the total patent filing.
Shanxi Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Taiwan Province, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
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With the analysis among related 67 patents applied in the last 5 years. We discover 40 most active companies in this area. The fast-growing yangzhou polytechnic institute, Nanjing Forestry University, Powerchina Huadong Engineering Corp. Ltd. take 10.45% of patent filing during this period.
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Shandong Fengge Engineering Materials Co., Ltd.
Shandong Sheng, China
Patent: 1
With the analysis among related 67 patents in last 5 years, we discover 40 new entrants. yangzhou polytechnic institute, Nanjing Forestry University, Powerchina Huadong Engineering Corp. Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Shanxi Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 1
Shandong Fengge Engineering Materials Co., Ltd.
Shandong Sheng, China
Patent: 1
With the analysis among 20 patents, we discovered top 9 universities and scientific research institutions by total patent application. Nanjing Forestry University, Yunnan Agricultural University, Beijing Forestry University are dominant in this area. They take 35.00% of the total patent filing.
Jiangsu Sheng, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Hebei Sheng, China
Patent: 1
Heilongjiang Sheng, China
Patent: 1
Guizhou Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1