With the analysis among 442 patents, we discovered top 68 key players by total patent application. DAIKIN INDUSTRIES Ltd., Matsushita Electronics Corp., SANYO Electric Co., Ltd. are dominant in this area. They take 56.79% of the total patent filing.
Osaka-fu, Japan
Patent: 209
Osaka-fu, Japan
Patent: 25
California, United States
Patent: 17
Osaka-fu, Japan
Patent: 16
Aichi-ken, Japan
Patent: 13
Aichi-ken, Japan
Patent: 13
Tokyo-to, Japan
Patent: 11
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 10
Guangdong Sheng, China
Patent: 10
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
Guangdong Sheng, China
Patent: 1
With the analysis among related 49 patents applied in the last 5 years. We discover 34 most active companies in this area. The fast-growing Shanxi Jinzhe Environmental Protection Technology Co., Ltd., Dalian University of Technology, North China Electric Power University take 20.41% of patent filing during this period.
Shanxi Sheng, China
Patent: 4
Liaoning Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Hubei Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Qinghai Sheng, China
Patent: 2
With the analysis among related 49 patents in last 5 years, we discover 25 new entrants. Huazhong University of Science & Technology, Guangdong Midea Refrigeration Equipment Co., Ltd., Zhejiang University are the most active new entrants in this area.
Hubei Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Qinghai Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shanghai Ruijie Environmental Protection Technology Co., Ltd.
Shanghai Shi, China
Patent: 1
Liaoning Sheng, China
Patent: 1
With the analysis among 60 patents, we discovered top 26 universities and scientific research institutions by total patent application. Zaporizhia State Engineering Academy, North China Electric Power University, Kyushu University are dominant in this area. They take 30.00% of the total patent filing.
Beijing Shi, China
Patent: 4
Fukuoka-ken, Japan
Patent: 3
Kumamoto-ken, Japan
Patent: 3
Shaanxi Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
Tokyo Institute of Technology
Chongqing Shi, China
Patent: 2