With the analysis among 2,047 patents, we discovered top 465 key players by total patent application. Nissan Motor Co., Ltd., Toyota Motor Corp., Hyundai Motor Co., Ltd. are dominant in this area. They take 14.02% of the total patent filing.
Fukushima-ken, Japan
Patent: 122
Tokyo-to, Japan
Patent: 117
State Grid Corp. of China
Beijing Shi, China
Patent: 47
Aichi-ken, Japan
Patent: 38
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 36
Tokyo-to, Japan
Patent: 34
Tokyo-to, Japan
Patent: 32
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 30
Tokyo-to, Japan
Patent: 28
With the analysis among 8 patents, we discovered top 4 start-ups by total patent application. Aisin KK, Rubicon Global Holdings LLC, Southchip Semiconductor Technology (Shanghai) Co., Ltd. are active in this area.
Rubicon Global Holdings LLC
Kentucky, United States
Patent: 1
Southchip Semiconductor Technology (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 1
Shanghai Beikrypton Ruobao Health Technology Co Ltd.
Shanghai Shi, China
Patent: 1
With the analysis among related 254 patents applied in the last 5 years. We discover 204 most active companies in this area. The fast-growing State Grid Corp. of China, Toyota Motor Corp., NARI Technology Co., Ltd. take 12.99% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 13
Tokyo-to, Japan
Patent: 10
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 8
Qingdao Haier Air Conditioner Co., Ltd.
Shandong Sheng, China
Patent: 7
AUX Air Conditioner Co., Ltd.
Zhejiang Sheng, China
Patent: 7
Haier Smart Home Co., Ltd.
Shandong Sheng, China
Patent: 6
Ningbo Aux Electric Co. Ltd.
Zhejiang Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 5
With the analysis among related 254 patents in last 5 years, we discover 153 new entrants. AUX Air Conditioner Co., Ltd., Ningbo Aux Electric Co. Ltd., China Three Gorges University are the most active new entrants in this area.
AUX Air Conditioner Co., Ltd.
Zhejiang Sheng, China
Patent: 7
Ningbo Aux Electric Co. Ltd.
Zhejiang Sheng, China
Patent: 6
China Three Gorges University
Hubei Sheng, China
Patent: 3
Qinghai Electric Power Co.
Qinghai Sheng, China
Patent: 2
State Grid Henan Electric Power Company Electric Power Research Institute
Henan Sheng, China
Patent: 2
Beijing Qingda High-tech System Control Co., Ltd.
Beijing Shi, China
Patent: 2
Guangzhou Xiaopeng Motors Technology Co., Ltd.
Guangdong Sheng, China
Patent: 2
Chongqing Yixi Brand Planning Co., Ltd.
Chongqing Shi, China
Patent: 2
With the analysis among 192 patents, we discovered top 78 universities and scientific research institutions by total patent application. Tianjin University, Shandong Jiaotong University, North China Electric Power University are dominant in this area. They take 13.02% of the total patent filing.
Tianjin Shi, China
Patent: 9
Shandong Jiaotong University
Shandong Sheng, China
Patent: 7
North China Electric Power University
Beijing Shi, China
Patent: 6
Jiangsu Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 5
Fukuoka-ken, Japan
Patent: 5
Beijing Shi, China
Patent: 5
Railway Technical Research Institute
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 5
Yancheng Institute of Technology
Jiangsu Sheng, China
Patent: 5