With the analysis among 1,469 patents, we discovered top 487 key players by total patent application. Sony Group Corp., Yamaha Corp., Mitsubishi Electric Corp. are dominant in this area. They take 6.19% of the total patent filing.
Tokyo-to, Japan
Patent: 33
Shizuoka-ken, Japan
Patent: 32
Tokyo-to, Japan
Patent: 26
Guangdong Sheng, China
Patent: 23
Osaka-fu, Japan
Patent: 23
Aichi-ken, Japan
Patent: 20
Tokyo-to, Japan
Patent: 18
Chiba-ken, Japan
Patent: 15
Chiba-ken, Japan
Patent: 14
With the analysis among 3 patents, we discovered top 3 start-ups by total patent application.
Beijing Shi, China
Patent: 1
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 511 patents applied in the last 5 years. We discover 372 most active companies in this area. The fast-growing Gree Electric Appliances, Inc. of Zhuhai, Harbin Engineering University, Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai take 7.05% of patent filing during this period.
Guangdong Sheng, China
Patent: 17
Heilongjiang Sheng, China
Patent: 10
Guangdong Sheng, China
Patent: 9
Guangdong Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Chiba-ken, Japan
Patent: 6
Jiangsu Sheng, China
Patent: 6
Heilongjiang Sheng, China
Patent: 4
With the analysis among related 511 patents in last 5 years, we discover 347 new entrants. AAC Raytech Module (Nanning) Technologies Co., Ltd., Harbin Engineering University Ship Equipment Technology Co., Ltd., Kunshan Spectrum Electronic Technology Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 6
Heilongjiang Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
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Patent: 3
Guangdong Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shaanxi Sheng, China
Patent: 3
With the analysis among 139 patents, we discovered top 60 universities and scientific research institutions by total patent application. Harbin Engineering University, Xi'an Jiaotong University, Hangzhou Dianzi University are dominant in this area. They take 14.39% of the total patent filing.
Heilongjiang Sheng, China
Patent: 13
Shaanxi Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 3
Jilin Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 2