With the analysis among 205 patents, we discovered top 114 key players by total patent application. Fuji Electric Co., Ltd., Qingdao Sanyou Ice-making Equipment Co., Ltd., Hyoje PFV Co. Ltd. are dominant in this area. They take 9.27% of the total patent filing.
Qingdao Sanyou Ice-making Equipment Co., Ltd.
Shandong Sheng, China
Patent: 7
Mitsubishi Heavy Industries, Ltd.
Japanese National Railways
Mitsubishi Electric Corp.
Jiangsu Sheng, China
Patent: 2
Sumitomo Rubber Industries, Ltd.
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With the analysis among related 101 patents applied in the last 5 years. We discover 52 most active companies in this area. The fast-growing Qingdao Sanyou Ice-making Equipment Co., Ltd., Qinghai Tibet Plateau Research Institute, Chinese Academy of Sciences, Central South University take 14.85% of patent filing during this period.
Qingdao Sanyou Ice-making Equipment Co., Ltd.
Shandong Sheng, China
Patent: 7
Qinghai Tibet Plateau Research Institute, Chinese Academy of Sciences
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Patent: 4
Hunan Sheng, China
Patent: 4
Northwest Institute of Ecological Environment and Resources, Chinese Academy of Sciences
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Patent: 2
Hebei University of Science & Technology
Hebei Sheng, China
Patent: 2
Changchun Railway Vehicles Co., Ltd.
Jilin Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 2
Zhejiang Jiujing Refrigeration Equipment Co., Ltd.
Zhejiang Sheng, China
Patent: 1
With the analysis among related 101 patents in last 5 years, we discover 46 new entrants. Qingdao Sanyou Ice-making Equipment Co., Ltd., Central South University, Bridgestone Corp. are the most active new entrants in this area.
Qingdao Sanyou Ice-making Equipment Co., Ltd.
Shandong Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 4
Hebei University of Science & Technology
Hebei Sheng, China
Patent: 2
Changchun Railway Vehicles Co., Ltd.
Jilin Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 2
Zhejiang Jiujing Refrigeration Equipment Co., Ltd.
Zhejiang Sheng, China
Patent: 1
Ninghai Baite Outdoor Products Co., Ltd.
Zhejiang Sheng, China
Patent: 1
North European Oil Trade Oy
With the analysis among 63 patents, we discovered top 16 universities and scientific research institutions by total patent application. Central South University, Jilin University, Hebei University of Science & Technology are dominant in this area. They take 23.81% of the total patent filing.
Hunan Sheng, China
Patent: 4
Jilin Sheng, China
Patent: 2
Hebei University of Science & Technology
Hebei Sheng, China
Patent: 2
Hubei University of Technology
Hubei Sheng, China
Patent: 1
Railway Technical Research Institute
Fukui-ken, Japan
Patent: 1
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 1
North University of China
Shanxi Sheng, China
Patent: 1