With the analysis among 43 patents, we discovered top 19 key players by total patent application. Knitmesh Ltd., China Petroleum & Chemical Corp., China Petroleum and Chemical Corporation Qingdao Security Engineering Research Institute are dominant in this area. They take 27.91% of the total patent filing.
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 3
Jingkai(Tianjin)Valve Manufacturing Co.,Ltd.
Tianjin Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
CHESHIRE, United Kingdom
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
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With the analysis among related 20 patents applied in the last 5 years. We discover 16 most active companies in this area. The fast-growing Jingkai(Tianjin)Valve Manufacturing Co.,Ltd., Pretag (Nanjing) Safety Equipment Co., Ltd., Yancheng Ourun Petrochemical Equipment Manufacturing Co., Ltd. take 35.00% of patent filing during this period.
Jingkai(Tianjin)Valve Manufacturing Co.,Ltd.
Tianjin Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Anhui Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Wenzhou Zhongwei Petrochemical Equipment Manufacturing Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 20 patents in last 5 years, we discover 15 new entrants. Jingkai(Tianjin)Valve Manufacturing Co.,Ltd., Pretag (Nanjing) Safety Equipment Co., Ltd., Yancheng Ourun Petrochemical Equipment Manufacturing Co., Ltd. are the most active new entrants in this area.
Jingkai(Tianjin)Valve Manufacturing Co.,Ltd.
Tianjin Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
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Patent: 2
Anhui Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Wenzhou Zhongwei Petrochemical Equipment Manufacturing Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 7 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Anhui Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1