With the analysis among 1,845 patents, we discovered top 491 key players by total patent application. China Petroleum & Chemical Corp., State Grid Corp. of China, Tenneco Automotive Operating Co., Inc. are dominant in this area. They take 2.17% of the total patent filing.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 16
State Grid Corp. of China
Beijing Shi, China
Patent: 14
Tenneco Automotive Operating Co., Inc.
Illinois, United States
Patent: 10
Xinxiang Lifeierte Filter Corp. Ltd.
Henan Sheng, China
Patent: 10
Wuhu Midea Smart Kitchen Appliance Manufacturing Co., Ltd
Anhui Sheng, China
Patent: 10
Maanshan Juli Technology Co., Ltd.
Anhui Sheng, China
Patent: 8
North Carolina, United States
Patent: 6
Sinopec Shengli Oilfield Construction Engineering Co. Ltd.
Shandong Sheng, China
Patent: 6
Beijing Shi, China
Patent: 5
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With the analysis among related 410 patents applied in the last 5 years. We discover 351 most active companies in this area. The fast-growing China Petroleum & Chemical Corp., Huadian Electric Power Research Institute Co., Ltd., Hebi Bowen Kefeng Catalytic Technology Co., Ltd. take 2.93% of patent filing during this period.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 6
Huadian Electric Power Research Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 3
Hebi Bowen Kefeng Catalytic Technology Co., Ltd.
Henan Sheng, China
Patent: 3
Xinxiang Ai Clean Technology Co., Ltd.
Henan Sheng, China
Patent: 3
Datang Huayin Electric Power Co., Ltd.
Hunan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Nanjing Transportation Vocational and Technical College
Jiangsu Sheng, China
Patent: 2
Gansu Hongfeng Machinery Co. Ltd.
Gansu Sheng, China
Patent: 2
China Petroleum & Chemical Corp. Jiangsu Youtian Branch
Jiangsu Sheng, China
Patent: 2
Sinopec Shengli Oilfield Construction Engineering Co. Ltd.
Shandong Sheng, China
Patent: 2
With the analysis among related 410 patents in last 5 years, we discover 318 new entrants. Hebi Bowen Kefeng Catalytic Technology Co., Ltd., Xinxiang Ai Clean Technology Co., Ltd., Datang Huayin Electric Power Co., Ltd. are the most active new entrants in this area.
Hebi Bowen Kefeng Catalytic Technology Co., Ltd.
Henan Sheng, China
Patent: 3
Xinxiang Ai Clean Technology Co., Ltd.
Henan Sheng, China
Patent: 3
Datang Huayin Electric Power Co., Ltd.
Hunan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Gansu Hongfeng Machinery Co. Ltd.
Gansu Sheng, China
Patent: 2
China Petroleum & Chemical Corp. Jiangsu Youtian Branch
Jiangsu Sheng, China
Patent: 2
NANJING AQUACUP WATER PURIFICATION TECHNOLOGY CO.,LTD
Jiangsu Sheng, China
Patent: 2
Wuhan Yangtze River Water Resources Technology Co., Ltd.
Hubei Sheng, China
Patent: 2
Jiangsu Wellsaf Electric Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Shanghai Jiuhan Electromechanical Equipment Co., Ltd.
Shanghai Shi, China
Patent: 2
With the analysis among 155 patents, we discovered top 69 universities and scientific research institutions by total patent application. JiShou University, Kunming University of Science & Technology, Yangtze University are dominant in this area. They take 7.10% of the total patent filing.
Hunan Sheng, China
Patent: 4
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3
Southwest Petroleum University
Sichuan Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3
Shaanxi Institute of Technology
Shaanxi Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Tianjin Agricultural College
Tianjin Shi, China
Patent: 2
Xinjiang Agricultural University
Xinjiang Uygur Zizhiqu, China
Patent: 2