With the analysis among 401 patents, we discovered top 287 key players by total patent application. Procter & Gamble Co., China National Petroleum Corp., CNPC Tubular Goods Research Institute are dominant in this area. They take 13.22% of the total patent filing.
Ohio, United States
Patent: 33
Beijing Shi, China
Patent: 10
Aargau, Switzerland
Patent: 6
California, United States
Patent: 6
Nordrhein-Westfalen, Germany
Patent: 5
Shanghai Shi, China
Patent: 5
Shandong Sheng, China
Patent: 5
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With the analysis among related 207 patents applied in the last 5 years. We discover 192 most active companies in this area. The fast-growing Procter & Gamble Co., Wenzhou Jigao Testing Instrument Co., Ltd., China National Petroleum Corp. take 5.80% of patent filing during this period.
Ohio, United States
Patent: 4
Zhejiang Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Liaoning Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
With the analysis among related 207 patents in last 5 years, we discover 163 new entrants. Wenzhou Jigao Testing Instrument Co., Ltd., Linhai Weixing New Type Building Material Co. Ltd., China Institute of Atomic Energy are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Hebei Sheng, China
Patent: 3
Hubei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 2
With the analysis among 118 patents, we discovered top 35 universities and scientific research institutions by total patent application. Zhejiang University, PLA University of Science & Technology, Wuhan University are dominant in this area. They take 21.19% of the total patent filing.
Zhejiang Sheng, China
Patent: 6
Hubei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Anhui Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2