With the analysis among 978 patents, we discovered top 429 key players by total patent application. Samsung SDI Co., Ltd., Toyota Motor Corp., Hitachi Ltd. are dominant in this area. They take 21.47% of the total patent filing.
Chungcheongnam-do, South Korea
Patent: 110
Tokyo-to, Japan
Patent: 61
Tokyo-to, Japan
Patent: 39
Beijing Shi, China
Patent: 22
Tokyo-to, Japan
Patent: 19
Kanagawa-ken, Japan
Patent: 18
Tokyo-to, Japan
Patent: 16
Guangdong Sheng, China
Patent: 15
Tokyo-to, Japan
Patent: 11
Telefonaktiebolaget LM Ericsson
With the analysis among 8 patents, we discovered top 2 start-ups by total patent application.
California, United States
Patent: 3
With the analysis among related 116 patents applied in the last 5 years. We discover 112 most active companies in this area. The fast-growing State Grid Corp. of China, Gree Electric Appliances, Inc. of Zhuhai, Shenzhen Huasheng Control Technology Co., Ltd. take 9.48% of patent filing during this period.
Beijing Shi, China
Patent: 4
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 3
Yamanashi-ken, Japan
Patent: 3
Jiangsu Sheng, China
Patent: 3
Heilongjiang Sheng, China
Patent: 2
With the analysis among related 116 patents in last 5 years, we discover 83 new entrants. Gree Electric Appliances, Inc. of Zhuhai, Shenzhen Huasheng Control Technology Co., Ltd., Kia Corp. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
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Patent: 2
Sichuan Sheng, China
Patent: 2
Gansu Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Xinjiang Uygur Zizhiqu, China
Patent: 2
With the analysis among 160 patents, we discovered top 70 universities and scientific research institutions by total patent application. Zhejiang University, Beihang University, Tongji University are dominant in this area. They take 11.88% of the total patent filing.
Zhejiang Sheng, China
Patent: 5
Beijing Shi, China
Patent: 5
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Heilongjiang Sheng, China
Patent: 4
Jilin Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 3