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
China National Petroleum Corp.
Beijing Shi, China
Patent: 10
CNPC Tubular Goods Research Institute
Aargau, Switzerland
Patent: 6
California, United States
Patent: 6
Sumitomo Metal Industries Ltd.
Nordrhein-Westfalen, Germany
Patent: 5
Kang Ning Guang Tong Xin She Bei Shang Hai You Xian Gong Si
Shanghai Shi, China
Patent: 5
Jinan Kanghe Fire Technology Co., Ltd.
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
Wenzhou Jigao Testing Instrument Co., Ltd.
Zhejiang Sheng, China
Patent: 4
China National Petroleum Corp.
Beijing Shi, China
Patent: 4
CNPC Tubular Goods Research Institute
Linhai Weixing New Type Building Material Co. Ltd.
Zhejiang Sheng, China
Patent: 3
China Institute of Atomic Energy
Beijing Shi, China
Patent: 3
Dalian University of Technology
Liaoning Sheng, China
Patent: 3
Chengde Jinbo Electronics Co., Ltd.
Hebei Sheng, China
Patent: 3
Jingzhou Century Paichuang Petroleum Machinery Testing Co., Ltd.
Hubei Sheng, China
Patent: 2
CATARC Automotive Proving Ground Co., Ltd.
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.
Wenzhou Jigao Testing Instrument Co., Ltd.
Zhejiang Sheng, China
Patent: 4
Linhai Weixing New Type Building Material Co. Ltd.
Zhejiang Sheng, China
Patent: 3
China Institute of Atomic Energy
Beijing Shi, China
Patent: 3
Chengde Jinbo Electronics Co., Ltd.
Hebei Sheng, China
Patent: 3
Jingzhou Century Paichuang Petroleum Machinery Testing Co., Ltd.
Hubei Sheng, China
Patent: 2
CATARC Automotive Proving Ground Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
Xuzhou Huawei Engineering Machinery Co.,Ltd.
Jiangsu Sheng, China
Patent: 2
Jilin Zhongbai Pipe Industry Co., Ltd.
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
PLA University of Science & Technology
Hubei Sheng, China
Patent: 3
China Institute of Atomic Energy
Beijing Shi, China
Patent: 3
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Hunan Sheng, China
Patent: 2
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 2