With the analysis among 448 patents, we discovered top 282 key players by total patent application. General Electric Co., Mitsubishi Electric Corp., Mitsubishi Heavy Industries, Ltd. are dominant in this area. They take 11.16% of the total patent filing.
Massachusetts, United States
Patent: 18
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 16
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 16
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 4
Baden-Württemberg, Germany
Patent: 4
Huawei Technologies Co., Ltd.
Guangdong Sheng, China
Patent: 4
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
New York, United States
Patent: 1
With the analysis among related 97 patents applied in the last 5 years. We discover 77 most active companies in this area. The fast-growing Rasa Industries, Ltd., Zhenjiang Higher Technical College, Nanjing Changrong Environmental Technology Co., Ltd. take 7.22% of patent filing during this period.
Zhenjiang Higher Technical College
Jiangsu Sheng, China
Patent: 2
Nanjing Changrong Environmental Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Mitsubishi Electric Corp.
Zhejiang Sheng, China
Patent: 2
Huizhou Foryou General Electronics Co., Ltd.
Guangdong Sheng, China
Patent: 2
Jiangsu Institute of Acoustics, Vibration and Acoustics Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Nanjing ChangRong Acoustic, Inc.
Jiangsu Sheng, China
Patent: 2
Shanghai Dragon Elephant Environmental Technology Co., Ltd.
Shanghai Shi, China
Patent: 2
Aichi-ken, Japan
Patent: 1
With the analysis among related 97 patents in last 5 years, we discover 67 new entrants. Zhenjiang Higher Technical College, Nanjing Changrong Environmental Technology Co., Ltd., Wenzhou University are the most active new entrants in this area.
Zhenjiang Higher Technical College
Jiangsu Sheng, China
Patent: 2
Nanjing Changrong Environmental Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Jiangsu Institute of Acoustics, Vibration and Acoustics Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Nanjing ChangRong Acoustic, Inc.
Jiangsu Sheng, China
Patent: 2
Shanghai Dragon Elephant Environmental Technology Co., Ltd.
Shanghai Shi, China
Patent: 2
Saint-Gobain Isover G+H AG
Nordrhein-Westfalen, Germany
Patent: 1
Suzhou Huaye Detection Technology Service Co.,Ltd
Jiangsu Sheng, China
Patent: 1
Sinoma (Suzhou) Construction Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Shanghai Frank Electric Co., Ltd.
Shanghai Shi, China
Patent: 1
With the analysis among 72 patents, we discovered top 34 universities and scientific research institutions by total patent application. Hohai University, Shanghai University of Electric Power, Henan University of Technology are dominant in this area. They take 11.11% of the total patent filing.
Jiangsu Sheng, China
Patent: 3
Shanghai University of Electric Power
Shanghai Shi, China
Patent: 3
Henan University of Technology
Henan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 1
Gwangju Institute of Science & Technology