With the analysis among 4,609 patents, we discovered top 482 key players by total patent application. Matsushita Electronics Corp., Hitachi Ltd., Mitsubishi Electric Corp. are dominant in this area. They take 8.35% of the total patent filing.
Osaka-fu, Japan
Patent: 141
Tokyo-to, Japan
Patent: 130
Tokyo-to, Japan
Patent: 114
Tokyo-to, Japan
Patent: 90
Kyoto-fu, Japan
Patent: 73
Miyagi-ken, Japan
Patent: 65
Shiga-ken, Japan
Patent: 61
Tokyo-to, Japan
Patent: 52
Fukuoka-ken, Japan
Patent: 51
With the analysis among 17 patents, we discovered top 8 start-ups by total patent application. Englishco LLC, GAC Aion New Energy Automobile Co., Ltd., Aisin KK are active in this area.
New York, United States
Patent: 5
Guangdong Sheng, China
Patent: 4
California, United States
Patent: 2
Shanghai Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Zhejiang Hozon New Energy Automobile Co., Ltd.
Zhejiang Sheng, China
Patent: 1
With the analysis among related 913 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing South Air International Co., Ltd., State Grid Corp. of China, Nidec Sankyo Corp. take 3.94% of patent filing during this period.
Chongqing Shi, China
Patent: 12
Beijing Shi, China
Patent: 12
Shiga-ken, Japan
Patent: 12
Hebei Sheng, China
Patent: 11
Zhejiang Sheng, China
Patent: 9
Henan Sheng, China
Patent: 8
Hebei Sheng, China
Patent: 7
Jilin Sheng, China
Patent: 7
With the analysis among related 913 patents in last 5 years, we discover 417 new entrants. South Air International Co., Ltd., Yuxin Automotive Air Conditioner Co. Ltd., Baoding Mande Auto Parts Co. Ltd. are the most active new entrants in this area.
Chongqing Shi, China
Patent: 12
Henan Sheng, China
Patent: 8
Hebei Sheng, China
Patent: 7
Jilin Sheng, China
Patent: 7
Henan Sheng, China
Patent: 5
Texas, United States
Patent: 4
Shaanxi Sheng, China
Patent: 4
Jilin Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
With the analysis among 283 patents, we discovered top 89 universities and scientific research institutions by total patent application. Harbin University of Science & Technology, Huazhong University of Science & Technology, Nihon University are dominant in this area. They take 13.43% of the total patent filing.
Heilongjiang Sheng, China
Patent: 13
Hubei Sheng, China
Patent: 11
Heilongjiang Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Shanghai Shi, China
Patent: 4
Beijing Shi, China
Patent: 4