With the analysis among 346 patents, we discovered top 158 key players by total patent application. The Bendix Corp., Siemens Canada Ltd., Nissan Motor Co., Ltd. are dominant in this area. They take 12.14% of the total patent filing.
Hovedstaden, Denmark
Patent: 17
Ontario, Canada
Patent: 12
Fukushima-ken, Japan
Patent: 8
Nagano-ken, Japan
Patent: 8
Sumitomo Electric Industries Ltd.
Elster American Meter Co. LLC
Nebraska, United States
Patent: 7
California, United States
Patent: 6
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With the analysis among related 153 patents applied in the last 5 years. We discover 79 most active companies in this area. The fast-growing Zhenjiang Metrology Verification Test Center, Xi'an Aerospace Measurement and Testing Research Institute, Beihang University take 13.73% of patent filing during this period.
Zhenjiang Metrology Verification Test Center
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Patent: 10
Xi'an Aerospace Measurement and Testing Research Institute
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Patent: 6
Beijing Shi, China
Patent: 5
Institute of Mechanics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 5
Ibaraki-ken, Japan
Patent: 5
Tianjin Shi, China
Patent: 4
Zhejiang Viewshine Intelligent Meter Co. Ltd.
Zhejiang Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 3
Anhui Province Jinda Instruments Co. Ltd.
Anhui Sheng, China
Patent: 3
With the analysis among related 153 patents in last 5 years, we discover 62 new entrants. Xi'an Aerospace Measurement and Testing Research Institute, Institute of Mechanics, Chinese Academy of Sciences, Penguin System are the most active new entrants in this area.
Xi'an Aerospace Measurement and Testing Research Institute
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Patent: 6
Institute of Mechanics, Chinese Academy of Sciences
Beijing Shi, China
Patent: 5
Ibaraki-ken, Japan
Patent: 5
Zhejiang Viewshine Intelligent Meter Co. Ltd.
Zhejiang Sheng, China
Patent: 3
Anhui Province Jinda Instruments Co. Ltd.
Anhui Sheng, China
Patent: 3
Tianjin University of Commerce
Tianjin Shi, China
Patent: 3
Guangzhou Energy Testing Institute
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Patent: 3
Brooks Automation (Germany) GmbH
Guizhou Hongda Lixin Measurement and Testing Co., Ltd.
Guizhou Sheng, China
Patent: 2
Kaifeng Xinao Gas Co. Ltd.
Henan Sheng, China
Patent: 2
With the analysis among 119 patents, we discovered top 12 universities and scientific research institutions by total patent application. Beihang University, National University of Defense Technology, Tianjin University are dominant in this area. They take 21.01% of the total patent filing.
Beijing Shi, China
Patent: 13
National University of Defense Technology
Hunan Sheng, China
Patent: 5
Tianjin Shi, China
Patent: 5
Zhejiang Sheng, China
Patent: 5
Miyagi-ken, Japan
Patent: 4
Beijing Shi, China
Patent: 4
Tianjin University of Commerce
Tianjin Shi, China
Patent: 3
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 2
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 1
Zhejiang University City College
Zhejiang Sheng, China
Patent: 1