With the analysis among 376 patents, we discovered top 222 key players by total patent application. Rockwell Automation Technologies, Inc., Gree Electric Appliances, Inc. of Zhuhai, Delta Electronics (Shanghai) Co., Ltd. are dominant in this area. They take 11.44% of the total patent filing.
Rockwell Automation Technologies, Inc.
Minnesota, United States
Patent: 15
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 14
Delta Electronics (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 14
Shenzhen Hopewind Electric Co., Ltd.
Guangdong Sheng, China
Patent: 11
Jilin Sheng, China
Patent: 11
Sungrow Power Supply Co., Ltd.
Anhui Sheng, China
Patent: 10
State Grid Corp. of China
Beijing Shi, China
Patent: 9
Huawei Digital Power Technologies Co Ltd
Guangdong Sheng, China
Patent: 9
Mitsubishi Electric R&D Centre Europe BV
Noord-Holland, Netherlands
Patent: 9
Mitsubishi Electric Corp.
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
Leadrive Technology Shanghai Co. Ltd.
Shanghai Shi, China
Patent: 2
With the analysis among related 260 patents applied in the last 5 years. We discover 164 most active companies in this area. The fast-growing Gree Electric Appliances, Inc. of Zhuhai, China FAW Co., Ltd., Mitsubishi Electric R&D Centre Europe BV take 12.31% of patent filing during this period.
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 14
Jilin Sheng, China
Patent: 10
Mitsubishi Electric R&D Centre Europe BV
Noord-Holland, Netherlands
Patent: 8
Shenzhen Hopewind Electric Co., Ltd.
Guangdong Sheng, China
Patent: 8
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 8
Sungrow Power Supply Co., Ltd.
Anhui Sheng, China
Patent: 7
Huawei Digital Power Technologies Co Ltd
Guangdong Sheng, China
Patent: 7
State Grid Corp. of China
Beijing Shi, China
Patent: 6
Rockwell Automation Technologies, Inc.
Minnesota, United States
Patent: 6
Mitsubishi Electric Corp.
With the analysis among related 260 patents in last 5 years, we discover 133 new entrants. Gree Electric Appliances, Inc. of Zhuhai, Indian Institute of Technology Madras, Midea Group Co. Ltd. are the most active new entrants in this area.
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 14
Indian Institute of Technology Madras
Tamil Nadu, India
Patent: 5
Guangdong Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 4
Hubei University of Technology
Hubei Sheng, China
Patent: 4
Danfoss Power Electronics A/S
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 4
Institute of Electrical Engineering, Chinese Academy of Sciences
Shandong Sheng, China
Patent: 4
Guangdong Midea Refrigeration Equipment Co., Ltd.
Guangdong Sheng, China
Patent: 4
With the analysis among 137 patents, we discovered top 44 universities and scientific research institutions by total patent application. Huazhong University of Science & Technology, Zhejiang University, Tsinghua University are dominant in this area. They take 18.98% of the total patent filing.
Huazhong University of Science & Technology
Hubei Sheng, China
Patent: 10
Zhejiang Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 6
Indian Institute of Technology Madras
Tamil Nadu, India
Patent: 5
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 5
Shandong Sheng, China
Patent: 4
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 4
Hunan Sheng, China
Patent: 4
North China Electric Power University
Beijing Shi, China
Patent: 4