With the analysis among 65,983 patents, we discovered top 484 key players by total patent application. Matsushita Electronics Corp., Toyota Motor Corp., Mitsubishi Electric Corp. are dominant in this area. They take 6.86% of the total patent filing.
Osaka-fu, Japan
Patent: 2,135
Tokyo-to, Japan
Patent: 1,546
Tokyo-to, Japan
Patent: 848
Aichi-ken, Japan
Patent: 818
Guangdong Sheng, China
Patent: 674
Fukushima-ken, Japan
Patent: 667
Tokyo-to, Japan
Patent: 580
Tokyo-to, Japan
Patent: 538
Kyoto-fu, Japan
Patent: 531
Guangdong Sheng, China
Patent: 510
With the analysis among 231 patents, we discovered top 56 start-ups by total patent application. Aisin KK, TrueAlgae, Inc., WATERHOR are active in this area.
Tokyo-to, Japan
Patent: 128
Virginia, United States
Patent: 9
Zhejiang Sheng, China
Patent: 8
Beijing Shi, China
Patent: 6
Beijing Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 4
Arizona, United States
Patent: 4
Guangdong Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
With the analysis among related 26,713 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Gree Electric Appliances, Inc. of Zhuhai, Haier Smart Home Co., Ltd., Midea Group Co. Ltd. take 3.78% of patent filing during this period.
Guangdong Sheng, China
Patent: 429
Shandong Sheng, China
Patent: 392
Guangdong Sheng, China
Patent: 190
Shandong Sheng, China
Patent: 186
Guangdong Sheng, China
Patent: 167
Zhejiang Sheng, China
Patent: 141
Anhui Sheng, China
Patent: 124
Guangdong Sheng, China
Patent: 95
Shaanxi Sheng, China
Patent: 94
Shandong Sheng, China
Patent: 94
With the analysis among related 26,713 patents in last 5 years, we discover 126 new entrants. Xi'an West Heat Energy Saving Technology Co., Ltd., Wuchang University of Technology, Beijing SinoHytec Co., Ltd. are the most active new entrants in this area.
Shaanxi Sheng, China
Patent: 32
Hubei Sheng, China
Patent: 21
Beijing Shi, China
Patent: 20
Shanghai Shi, China
Patent: 19
Shanghai Shi, China
Patent: 16
Zhejiang Sheng, China
Patent: 16
Zhejiang Sheng, China
Patent: 15
Guangdong Sheng, China
Patent: 14
Shandong Sheng, China
Patent: 12
With the analysis among 8,547 patents, we discovered top 303 universities and scientific research institutions by total patent application. Hohai University, Tsinghua University, Zhejiang University are dominant in this area. They take 3.08% of the total patent filing.
Jiangsu Sheng, China
Patent: 93
Beijing Shi, China
Patent: 86
Zhejiang Sheng, China
Patent: 84
Jiangsu Sheng, China
Patent: 79
Shaanxi Sheng, China
Patent: 67
Tianjin Shi, China
Patent: 67
Shandong Sheng, China
Patent: 59
Shanghai Shi, China
Patent: 58
Shaanxi Sheng, China
Patent: 55
Beijing Shi, China
Patent: 54