With the analysis among 2,180 patents, we discovered top 479 key players by total patent application. Gree Electric Appliances, Inc. of Zhuhai, Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai, Hitachi Ltd. are dominant in this area. They take 5.87% of the total patent filing.
Guangdong Sheng, China
Patent: 54
Guangdong Sheng, China
Patent: 49
Tokyo-to, Japan
Patent: 25
Osaka-fu, Japan
Patent: 20
Guangdong Sheng, China
Patent: 18
Tokyo-to, Japan
Patent: 15
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 12
Anhui Sheng, China
Patent: 12
California, United States
Patent: 11
Tokyo-to, Japan
Patent: 10
With the analysis among 2 patents, we discovered top 2 start-ups by total patent application.
Zhejiang Sheng, China
Patent: 1
With the analysis among related 350 patents applied in the last 5 years. We discover 270 most active companies in this area. The fast-growing Tianjin University of Commerce, Gree Electric Appliances, Inc. of Zhuhai, Zhuhai Landa Compressor Co., Ltd. take 10.86% of patent filing during this period.
Tianjin Shi, China
Patent: 16
Guangdong Sheng, China
Patent: 15
Guangdong Sheng, China
Patent: 7
Pennsylvania, United States
Patent: 6
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Guangdong Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Liaoning Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Minnesota, United States
Patent: 3
With the analysis among related 350 patents in last 5 years, we discover 217 new entrants. Air Products & Chemicals, Inc., Guilin University of Technology, Extreme Technologies LLC are the most active new entrants in this area.
Pennsylvania, United States
Patent: 6
Guangxi Zhuangzu Zizhiqu, China
Patent: 5
Minnesota, United States
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 2
Hunan Sheng, China
Patent: 2
Jiangsu Lanke Damping Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among 539 patents, we discovered top 137 universities and scientific research institutions by total patent application. Tianjin University of Commerce, Tsinghua University, Harbin Institute of Technology are dominant in this area. They take 10.20% of the total patent filing.
Tianjin Shi, China
Patent: 29
Beijing Shi, China
Patent: 13
Heilongjiang Sheng, China
Patent: 13
Zhejiang Sheng, China
Patent: 11
Beijing Shi, China
Patent: 11
Tianjin Shi, China
Patent: 11
Liaoning Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 9
Hunan Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 7