With the analysis among 16 patents, we discovered top 23 key players by total patent application. China National Petroleum Corp., Hydro-Québec, Hanwha Ocean Co., Ltd. are dominant in this area. They take 37.50% of the total patent filing.
Beijing Shi, China
Patent: 3
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Montana, United States
Patent: 1
Hebei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
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With the analysis among related 7 patents applied in the last 5 years. We discover 12 most active companies in this area. The fast-growing Shanghai Shenkai Petroleum Measurement and Control Technology Co., Ltd., Shanghai Shenkai Petroleum Technology Co. Ltd., Hebei Cangwei Environmental Technology Co., Ltd. take 42.86% of patent filing during this period.
Shanghai Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Hebei Cangwei Environmental Technology Co., Ltd.
Hebei Sheng, China
Patent: 1
Texas, United States
Patent: 1
Sichuan Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Sifan (Shanghai) Petroleum Equipment Co., Ltd.
Shanghai Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 7 patents in last 5 years, we discover 11 new entrants. Shanghai Shenkai Petroleum Measurement and Control Technology Co., Ltd., Shanghai Shenkai Petroleum Technology Co. Ltd., Hebei Cangwei Environmental Technology Co., Ltd. are the most active new entrants in this area.
Shanghai Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Hebei Cangwei Environmental Technology Co., Ltd.
Hebei Sheng, China
Patent: 1
Texas, United States
Patent: 1
Sichuan Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Sifan (Shanghai) Petroleum Equipment Co., Ltd.
Shanghai Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
With the analysis among 2 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Texas, United States
Patent: 1