With the analysis among 10,481 patents, we discovered top 488 key players by total patent application. Guangdong Meizhi Compressor Ltd., Matsushita Electronics Corp., Hitachi Ltd. are dominant in this area. They take 6.86% of the total patent filing.
Guangdong Sheng, China
Patent: 327
Osaka-fu, Japan
Patent: 212
Tokyo-to, Japan
Patent: 180
Fukushima-ken, Japan
Patent: 164
Tokyo-to, Japan
Patent: 164
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 148
Tokyo-to, Japan
Patent: 148
Tokyo-to, Japan
Patent: 147
Jiangsu Sheng, China
Patent: 109
With the analysis among 13 patents, we discovered top 8 start-ups by total patent application. Englishco LLC, Leshi Sports Cultural Industial Development Beijing Co. Ltd., Aisin KK are active in this area.
New York, United States
Patent: 3
Beijing Shi, China
Patent: 2
Shanghai Shi, China
Patent: 2
Shandong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Texas, United States
Patent: 1
With the analysis among related 3,236 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing LG Electronics, Inc., Sumitomo Heavy Industries, Ltd., China Railway Construction Heavy Industry Corp. Ltd. take 6.15% of patent filing during this period.
Tokyo-to, Japan
Patent: 66
Hunan Sheng, China
Patent: 64
Jiangsu Sheng, China
Patent: 56
Guangxi Zhuangzu Zizhiqu, China
Patent: 39
Hubei Sheng, China
Patent: 38
Shandong Sheng, China
Patent: 36
Henan Sheng, China
Patent: 28
Guangdong Sheng, China
Patent: 27
With the analysis among related 3,236 patents in last 5 years, we discover 317 new entrants. Hubei Ruotai Jinlai Machinery Manufacturing Co., Ltd., Ming Yang Smart Energy Group Co., Ltd., Xuxing New Energy Technology (Suzhou) Co., Ltd. are the most active new entrants in this area.
Hubei Sheng, China
Patent: 38
Guangdong Sheng, China
Patent: 27
Jiangsu Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Guangdong Sheng, China
Patent: 8
Changshu Yinghuat Environmental Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 7
Guangdong Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 7
With the analysis among 627 patents, we discovered top 154 universities and scientific research institutions by total patent application. Xi'an Jiaotong University, Kunming University of Science & Technology, Southwest Jiaotong University are dominant in this area. They take 8.45% of the total patent filing.
Shaanxi Sheng, China
Patent: 18
Yunnan Sheng, China
Patent: 11
Sichuan Sheng, China
Patent: 9
Zhejiang Sheng, China
Patent: 8
Shandong Sheng, China
Patent: 7
Shanghai Shi, China
Patent: 6
Hubei Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 6
Jiangsu Sheng, China
Patent: 5
Heilongjiang Sheng, China
Patent: 5