With the analysis among 8,932 patents, we discovered top 489 key players by total patent application. Mitsubishi Electric Corp., General Electric Co., Hitachi Ltd. are dominant in this area. They take 4.65% of the total patent filing.
Tokyo-to, Japan
Patent: 144
Massachusetts, United States
Patent: 140
Tokyo-to, Japan
Patent: 131
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 119
California, United States
Patent: 111
Guangdong Sheng, China
Patent: 96
Tokyo-to, Japan
Patent: 89
Shandong Sheng, China
Patent: 86
Guangdong Sheng, China
Patent: 79
Fukushima-ken, Japan
Patent: 76
With the analysis among 39 patents, we discovered top 9 start-ups by total patent application. Ice Thermal Harvesting LLC, Aisin KK, Beijing Baidu Netcom Science & Technology Co., Ltd. are active in this area.
Texas, United States
Patent: 16
Tokyo-to, Japan
Patent: 11
Beijing Shi, China
Patent: 3
New York, United States
Patent: 3
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among related 2,324 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Weichai Power Co., Ltd., Haier Smart Home Co., Ltd., Gree Electric Appliances, Inc. of Zhuhai take 8.22% of patent filing during this period.
Shandong Sheng, China
Patent: 69
Shandong Sheng, China
Patent: 64
Guangdong Sheng, China
Patent: 58
Shandong Sheng, China
Patent: 54
Guangdong Sheng, China
Patent: 31
Hubei Sheng, China
Patent: 30
Guangdong Sheng, China
Patent: 28
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Patent: 27
Shandong Sheng, China
Patent: 21
With the analysis among related 2,324 patents in last 5 years, we discover 312 new entrants. Ice Thermal Harvesting LLC, FAW Jiefang Automotive Co. Ltd., Dongfeng Motor Group Co., Ltd. are the most active new entrants in this area.
Texas, United States
Patent: 16
Jilin Sheng, China
Patent: 12
Hubei Sheng, China
Patent: 10
Beijing Shi, China
Patent: 9
Hubei Sheng, China
Patent: 7
Shandong Sheng, China
Patent: 7
Guangxi Zhuangzu Zizhiqu, China
Patent: 6
Tangshan Iron & Steel Group Co., Ltd.
Hebei Sheng, China
Patent: 6
Hunan Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 6
With the analysis among 831 patents, we discovered top 186 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Tianjin University, South China University of Technology are dominant in this area. They take 9.87% of the total patent filing.
Shaanxi Sheng, China
Patent: 24
Tianjin Shi, China
Patent: 17
Guangdong Sheng, China
Patent: 15
Zhejiang Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 12
Beijing Shi, China
Patent: 10
Beijing Shi, China
Patent: 10
Jiangsu Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 10