With the analysis among 3,440 patents, we discovered top 489 key players by total patent application. Mitsubishi Electric Corp., NEC Corp., DENSO Corp. are dominant in this area. They take 7.24% of the total patent filing.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 97
Tokyo-to, Japan
Patent: 84
Aichi-ken, Japan
Patent: 68
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 68
Tokyo-to, Japan
Patent: 65
Tokyo-to, Japan
Patent: 62
Tokyo-to, Japan
Patent: 52
Tokyo-to, Japan
Patent: 30
Semiconductor Energy Laboratory Co., Ltd.
Kanagawa-ken, Japan
Patent: 29
International Business Machines Corp.
New York, United States
Patent: 28
With the analysis among 18 patents, we discovered top 10 start-ups by total patent application. Aisin KK, KIOXIA Corp., JOLED, Inc. are active in this area.
North Carolina, United States
Patent: 1
Shanghai Xingrong Automobile Technology Co. Ltd.
Shanghai Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Rate Of Change Changsha Information Technology Co., Ltd.
Hunan Sheng, China
Patent: 1
Zhejiang Leapmotor Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 1
With the analysis among related 1,178 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hitachi Astemo Ltd., DENSO Corp., Gree Electric Appliances, Inc. of Zhuhai take 3.40% of patent filing during this period.
Tokyo-to, Japan
Patent: 17
Aichi-ken, Japan
Patent: 12
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 11
Mitsubishi Electric Corp.
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 9
Semiconductor Energy Laboratory Co., Ltd.
Kanagawa-ken, Japan
Patent: 8
Hunan Sheng, China
Patent: 7
State Grid Corp. of China
Beijing Shi, China
Patent: 7
With the analysis among related 1,178 patents in last 5 years, we discover 431 new entrants. Guangdong Power Grid Co. Ltd., Kehua Data Co., Ltd., Haier Smart Home Co., Ltd. are the most active new entrants in this area.
Guangdong Power Grid Co. Ltd.
Guangdong Sheng, China
Patent: 9
Fujian Sheng, China
Patent: 6
Haier Smart Home Co., Ltd.
Shandong Sheng, China
Patent: 5
Shenzhen Zhenhua Fu Electronics Co., Ltd.
Guangdong Sheng, China
Patent: 5
GE Energy Power Conversion Technology Ltd.
Dongguan Power Supply Bureau of Guangdong Power Grid Co., Ltd.
Guangdong Sheng, China
Patent: 5
Nordrhein-Westfalen, Germany
Patent: 4
Guangdong Huixin Semiconductor Co., Ltd.
Guangdong Sheng, China
Patent: 4
Hitachi Energy Switzerland AG
Shanghai Huali Integrated Circuit Manufacturing Co., Ltd.
Shanghai Shi, China
Patent: 4
With the analysis among 315 patents, we discovered top 98 universities and scientific research institutions by total patent application. Nanjing University of Aeronautics & Astronautics, Railway Technical Research Institute, Central South University are dominant in this area. They take 10.16% of the total patent filing.
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 15
Railway Technical Research Institute
Hunan Sheng, China
Patent: 8
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 8
Hunan Sheng, China
Patent: 8
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 6
Zhejiang Sheng, China
Patent: 5
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 5
Delaware, United States
Patent: 4
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 4