With the analysis among 527 patents, we discovered top 208 key players by total patent application. Arq Ip Ltd., Kerr-McGee Corp., Gulf + Western Industries, Inc. are dominant in this area. They take 13.66% of the total patent filing.
Texas, United States
Patent: 23
Gulf + Western Industries, Inc.
Nevada, United States
Patent: 22
Ohio, United States
Patent: 14
Clean Coal Technologies, Inc.
New York, United States
Patent: 14
The Pittsburg & Midway Coal Mining Co.
Colorado, United States
Patent: 10
Exxon Research & Engineering Co.
Mitsubishi Heavy Industries, Ltd.
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 8
Touchstone Research Laboratory Ltd.
West Virginia, United States
Patent: 8
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With the analysis among related 143 patents applied in the last 5 years. We discover 78 most active companies in this area. The fast-growing Arq Ip Ltd., China University of Mining & Technology, Bengang Steel Plates Co., Ltd. take 32.17% of patent filing during this period.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 14
Bengang Steel Plates Co., Ltd.
Liaoning Sheng, China
Patent: 5
Hepu Energy Environmental Technology Co., Ltd.
Beijing Shi, China
Patent: 5
Tianjin Meiteng Technology Co., Ltd.
Tianjin Shi, China
Patent: 3
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 3
Beijing Zhongkuang Environmental Protection Science & Technolo
Beijing Shi, China
Patent: 2
Zhejiang Tianlu Environmental Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Huadian Electric Power Research Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 2
With the analysis among related 143 patents in last 5 years, we discover 66 new entrants. Arq Ip Ltd., Bengang Steel Plates Co., Ltd., Hepu Energy Environmental Technology Co., Ltd. are the most active new entrants in this area.
Bengang Steel Plates Co., Ltd.
Liaoning Sheng, China
Patent: 5
Hepu Energy Environmental Technology Co., Ltd.
Beijing Shi, China
Patent: 5
Tianjin Meiteng Technology Co., Ltd.
Tianjin Shi, China
Patent: 3
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 3
Beijing Zhongkuang Environmental Protection Science & Technolo
Beijing Shi, China
Patent: 2
Zhejiang Tianlu Environmental Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Huadian Electric Power Research Institute Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
With the analysis among 99 patents, we discovered top 28 universities and scientific research institutions by total patent application. China University of Mining & Technology, The Ohio University, Sinopec Research Institute of Petroleum Processing are dominant in this area. They take 46.46% of the total patent filing.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 33
Ohio, United States
Patent: 6
Sinopec Research Institute of Petroleum Processing
Beijing Shi, China
Patent: 6
Taiyuan University of Technology
Shanxi Sheng, China
Patent: 5
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 3
China University of Mining & Technology (Beijing)
Beijing Shi, China
Patent: 3
Anhui University of Science & Technology
Anhui Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Victoria, Australia
Patent: 1
California Institute of Technology
California, United States
Patent: 1