Research Article
Detecting and Visualizing the Communities of Innovation in Beijing-Tianjin-Hebei Urban Agglomeration Based on the Patent Cooperation Network
Table 8
Top 20 nodes with the largest degree across regions.
| Organizations | Province | Degree across regions | Degree | Industry |
| State Grid | Beijing | 308 | 685 | Power | Tianjin University | Tianjin | 78 | 225 | University | China National Offshore Oil Corporation | Beijing | 75 | 125 | Petroleum | Tsinghua University | Beijing | 74 | 575 | University | University of Science and Technology Beijing | Beijing | 40 | 181 | University | State Grid Hebei Electric Power Company | Hebei | 38 | 126 | Power | CNOOC Energy Development Co., Ltd. | Beijing | 37 | 50 | Petroleum | Hebei University of Technology | Tianjin | 35 | 82 | University | China National Petroleum Corporation | Beijing | 34 | 69 | Petroleum | Beijing University of Chemical Technology | Beijing | 33 | 135 | University | State Grid Tianjin Electric Power Company | Tianjin | 33 | 54 | Power | China Electric Power Research Institute | Beijing | 30 | 146 | Institution | The Third Railway Survey and Design Institute Group Co., Ltd. | Tianjin | 29 | 38 | Railway | North China Electric Power University | Beijing | 28 | 116 | University | Institute of Process Engineering, CAS | Beijing | 26 | 74 | Institution | Nankai University | Tianjin | 25 | 116 | University | Chinese Academy of Military Medical Sciences | Tianjin | 25 | 28 | Institution | CNPC Bohai Petroleum Equipment Manufacturing Co., Ltd. | Tianjin | 24 | 30 | Petroleum | China Shenhua Energy Co., Ltd. | Beijing | 23 | 79 | Mining | North China Electric Power University (Baoding) | Hebei | 21 | 26 | University |
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