With the analysis among 177,950 patents, we discovered top 485 key players by total patent application. Mitsubishi Electric Corp., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 3.81% of the total patent filing.
Tokyo-to, Japan
Patent: 2,604
Osaka-fu, Japan
Patent: 2,325
Tokyo-to, Japan
Patent: 1,842
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 1,569
Osaka-fu, Japan
Patent: 1,491
Tokyo-to, Japan
Patent: 1,453
Massachusetts, United States
Patent: 1,262
Aichi-ken, Japan
Patent: 1,090
Delaware, United States
Patent: 927
With the analysis among 747 patents, we discovered top 179 start-ups by total patent application. Aisin KK, Thermal Corp., Eavor Technologies, Inc. are active in this area.
Tokyo-to, Japan
Patent: 140
California, United States
Patent: 64
Alberta, Canada
Patent: 38
Texas, United States
Patent: 26
Washington, United States
Patent: 22
New York, United States
Patent: 21
Jiangsu Sheng, China
Patent: 18
California, United States
Patent: 18
Guangdong Sheng, China
Patent: 17
Ohio, United States
Patent: 17
With the analysis among related 42,606 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Mitsubishi Electric Corp., Gree Electric Appliances, Inc. of Zhuhai, Xi'an Jiaotong University take 2.41% of patent filing during this period.
Tokyo-to, Japan
Patent: 386
Guangdong Sheng, China
Patent: 331
Shaanxi Sheng, China
Patent: 309
Osaka-fu, Japan
Patent: 250
Osaka-fu, Japan
Patent: 185
Guangdong Sheng, China
Patent: 179
Tokyo-to, Japan
Patent: 166
Shandong Sheng, China
Patent: 162
Shandong Sheng, China
Patent: 155
With the analysis among related 42,606 patents in last 5 years, we discover 39 new entrants. Eavor Technologies, Inc., Ice Thermal Harvesting LLC, Shenzhen First Union Technology Co., Ltd. are the most active new entrants in this area.
Alberta, Canada
Patent: 38
Texas, United States
Patent: 26
Guangdong Sheng, China
Patent: 24
Shandong Sheng, China
Patent: 23
Zhejiang Sheng, China
Patent: 22
Hunan Sheng, China
Patent: 21
Hebei Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 16
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Patent: 16
With the analysis among 18,254 patents, we discovered top 303 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, South China University of Technology, Zhejiang University are dominant in this area. They take 6.65% of the total patent filing.
Shaanxi Sheng, China
Patent: 498
Guangdong Sheng, China
Patent: 446
Zhejiang Sheng, China
Patent: 270
Beijing Shi, China
Patent: 261
Jiangsu Sheng, China
Patent: 236
Beijing Shi, China
Patent: 203
Tianjin Shi, China
Patent: 197
Shanghai Shi, China
Patent: 193
Shandong Sheng, China
Patent: 173
Jiangsu Sheng, China
Patent: 156