With the analysis among 1,279 patents, we discovered top 493 key players by total patent application. China National Petroleum Corp., Shanghai Liangxin Electrical Co., Ltd., Siemens AG are dominant in this area. They take 8.21% of the total patent filing.
China National Petroleum Corp.
Beijing Shi, China
Patent: 45
Shanghai Liangxin Electrical Co., Ltd.
Shanghai Shi, China
Patent: 35
Bayern, Germany
Patent: 25
Schneider Electric Industries SAS
State Grid Corp. of China
Beijing Shi, China
Patent: 23
Zhejiang Chint Electrics Co., Ltd.
Zhejiang Sheng, China
Patent: 22
CNPC Chuanqing Drilling Engineering Co. Ltd.
Sichuan Sheng, China
Patent: 22
Delixi Electric Co., Ltd.
Zhejiang Sheng, China
Patent: 21
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 20
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 20
No data, please try another search term
With the analysis among related 1,164 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China National Petroleum Corp., Shanghai Liangxin Electrical Co., Ltd., Delixi Electric Co., Ltd. take 8.33% of patent filing during this period.
China National Petroleum Corp.
Beijing Shi, China
Patent: 41
Shanghai Liangxin Electrical Co., Ltd.
Shanghai Shi, China
Patent: 35
Delixi Electric Co., Ltd.
Zhejiang Sheng, China
Patent: 21
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 20
State Grid Corp. of China
Beijing Shi, China
Patent: 20
CNPC Chuanqing Drilling Engineering Co. Ltd.
Sichuan Sheng, China
Patent: 19
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 18
Zhejiang Chint Electrics Co., Ltd.
Zhejiang Sheng, China
Patent: 18
Southwest Petroleum University
Sichuan Sheng, China
Patent: 16
Schneider Electric Industries SAS
With the analysis among related 1,164 patents in last 5 years, we discover 460 new entrants. Shanghai Liangxin Electrical Co., Ltd., Delixi Electric Co., Ltd., Sinopec Petroleum Engineering Technology Service Co. Ltd. are the most active new entrants in this area.
Shanghai Liangxin Electrical Co., Ltd.
Shanghai Shi, China
Patent: 35
Delixi Electric Co., Ltd.
Zhejiang Sheng, China
Patent: 21
Sinopec Petroleum Engineering Technology Service Co. Ltd.
Beijing Shi, China
Patent: 20
Southwest Petroleum University
Sichuan Sheng, China
Patent: 16
SINOPEC OILFIELD SERVICE SHENGLI CORPORATION
Shandong Sheng, China
Patent: 14
CNOOC Energy Technology & Services Ltd.
Beijing Shi, China
Patent: 14
Tianjin Jiamet Electric Co., Ltd.
Tianjin Shi, China
Patent: 10
Wenzhou Dongji Electric Co., Ltd.
Zhejiang Sheng, China
Patent: 9
Shanghai Changcheng Switch Factory Co. Ltd.
Shanghai Shi, China
Patent: 9
China National Petroleum Corp. Drilling Research Institute
Beijing Shi, China
Patent: 9
With the analysis among 124 patents, we discovered top 30 universities and scientific research institutions by total patent application. Southwest Petroleum University, Jilin University, Yangtze University are dominant in this area. They take 29.84% of the total patent filing.
Southwest Petroleum University
Sichuan Sheng, China
Patent: 16
Jilin Sheng, China
Patent: 8
Hubei Sheng, China
Patent: 8
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 5
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 2
Hebei Sheng, China
Patent: 2
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
China Agricultural University
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1