With the analysis among 80 patents, we discovered top 48 key players by total patent application. Roma KG, Warema Renkhoff Gmbh, China Testing & Certification International Group Co., Ltd. are dominant in this area. They take 13.75% of the total patent filing.
Beijing Shi, China
Patent: 3
Beijing Shi, China
Patent: 2
Washington, United States
Patent: 2
Tianjin Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 1
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With the analysis among related 23 patents applied in the last 5 years. We discover 17 most active companies in this area. The fast-growing China Petroleum University Beijing, CNOOC China Ltd., CNOOC Energy Technology & Services Ltd. take 26.09% of patent filing during this period.
Beijing Shi, China
Patent: 2
Tianjin Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
Washington, United States
Patent: 1
Qingdao Guanyi Shengyuan Metallurgical Engineering Technology Co., Ltd.
Shandong Sheng, China
Patent: 1
With the analysis among related 23 patents in last 5 years, we discover 14 new entrants. China Petroleum University Beijing, CNOOC China Ltd., CNOOC Energy Technology & Services Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 2
Tianjin Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Henan Sheng, China
Patent: 1
Qingdao Guanyi Shengyuan Metallurgical Engineering Technology Co., Ltd.
Shandong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among 5 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 1