With the analysis among 8,856 patents, we discovered top 476 key players by total patent application. State Grid Corp. of China, Matsushita Electronics Corp., UBE Kogyo KK are dominant in this area. They take 4.35% of the total patent filing.
Beijing Shi, China
Patent: 171
Osaka-fu, Japan
Patent: 140
Seoul, South Korea
Patent: 56
Tokyo-to, Japan
Patent: 47
Tokyo-to, Japan
Patent: 43
Tokyo-to, Japan
Patent: 43
Tokyo-to, Japan
Patent: 41
Guangdong Sheng, China
Patent: 40
Kanagawa-ken, Japan
Patent: 37
With the analysis among 62 patents, we discovered top 41 start-ups by total patent application. Aisin KK, Southchip Semiconductor Technology (Shanghai) Co., Ltd., GAC Aion New Energy Automobile Co., Ltd. are active in this area.
Shanghai Shi, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
With the analysis among related 3,853 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing BYD Co., Ltd., State Grid Corp. of China, Gree Electric Appliances, Inc. of Zhuhai take 2.62% of patent filing during this period.
Guangdong Sheng, China
Patent: 37
Beijing Shi, China
Patent: 37
Guangdong Sheng, China
Patent: 27
Seoul, South Korea
Patent: 21
Guangdong Sheng, China
Patent: 19
Beijing Shi, China
Patent: 16
Hubei Sheng, China
Patent: 16
Kanagawa-ken, Japan
Patent: 14
Jiangsu Sheng, China
Patent: 14
Beijing Shi, China
Patent: 13
With the analysis among related 3,853 patents in last 5 years, we discover 294 new entrants. Huawei Digital Power Technologies Co Ltd, Wuhan Grove Hydrogen Automotive Co., Ltd., Contemporary Amperex Technology Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 19
Hubei Sheng, China
Patent: 16
Fujian Sheng, China
Patent: 13
Hunan Sheng, China
Patent: 10
Guangdong Sheng, China
Patent: 10
Guangdong Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 8
Guangdong Sheng, China
Patent: 8
Hitachi High-Tech America, Inc.
Illinois, United States
Patent: 8
Heilongjiang Sheng, China
Patent: 7
With the analysis among 1,659 patents, we discovered top 268 universities and scientific research institutions by total patent application. Harbin University of Science & Technology, Kunming University of Science & Technology, North China Electric Power University are dominant in this area. They take 6.03% of the total patent filing.
Heilongjiang Sheng, China
Patent: 35
Yunnan Sheng, China
Patent: 23
Beijing Shi, China
Patent: 18
Jiangsu Sheng, China
Patent: 18
Beijing Shi, China
Patent: 17
Zhejiang Sheng, China
Patent: 16
Guangdong Sheng, China
Patent: 15
Jiangsu Sheng, China
Patent: 15
Shaanxi Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 13