With the analysis among 2,530 patents, we discovered top 473 key players by total patent application. Nortek Air Solutions Canada, Inc., Siemens AG, Zehnder Group International AG are dominant in this area. They take 8.77% of the total patent filing.
Nortek Air Solutions Canada, Inc.
Saskatchewan, Canada
Patent: 114
Bayern, Germany
Patent: 77
Zehnder Group International AG
State Grid Corp. of China
Beijing Shi, China
Patent: 28
Bayern, Germany
Patent: 26
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 20
Guangdong Sheng, China
Patent: 19
Marlen International, Inc.
Missouri, United States
Patent: 18
With the analysis among 15 patents, we discovered top 11 start-ups by total patent application. Molecule Works, Inc., BitMain Technologies Holding Co., Peeeks BV are active in this area.
Washington, United States
Patent: 3
BitMain Technologies Holding Co.
Beijing Shi, China
Patent: 2
Zuid-Holland, Netherlands
Patent: 2
SZ DJI Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Toyota Research Institute, Inc.
California, United States
Patent: 1
California, United States
Patent: 1
Xi'an Lingchong Chuangxiang New Energy Technology Co., Ltd.
Shaanxi Sheng, China
Patent: 1
With the analysis among related 1,087 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Siemens AG, Nortek Air Solutions Canada, Inc., AUDI AG take 7.64% of patent filing during this period.
Bayern, Germany
Patent: 46
Nortek Air Solutions Canada, Inc.
Saskatchewan, Canada
Patent: 21
Bayern, Germany
Patent: 16
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 14
Guangdong Sheng, China
Patent: 11
State Grid Corp. of China
Beijing Shi, China
Patent: 10
Beijing Shi, China
Patent: 6
Guangdong Sheng, China
Patent: 6
Shenyang Cujin Technology Co., Ltd.
Liaoning Sheng, China
Patent: 6
Tianjin Ronglu Zhongle Technology Co., Ltd.
Tianjin Shi, China
Patent: 6
With the analysis among related 1,087 patents in last 5 years, we discover 423 new entrants. BYD Co., Ltd., Shenyang Cujin Technology Co., Ltd., Tianjin Ronglu Zhongle Technology Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 11
Shenyang Cujin Technology Co., Ltd.
Liaoning Sheng, China
Patent: 6
Tianjin Ronglu Zhongle Technology Co., Ltd.
Tianjin Shi, China
Patent: 6
Korea District Heating Corp.
Gyeonggi-do, South Korea
Patent: 5
Tennessee, United States
Patent: 5
Shenyang Polytechnic University
Liaoning Sheng, China
Patent: 4
Xi'an Thermal Power Research Institute Co., Ltd.
Shaanxi Sheng, China
Patent: 4
Jilin Institute of Architecture and Technology
Jilin Sheng, China
Patent: 4
Sungrow Power Supply Co., Ltd.
Anhui Sheng, China
Patent: 4
With the analysis among 614 patents, we discovered top 175 universities and scientific research institutions by total patent application. Tianjin University, University of Saskatchewan, Shanghai Jiao Tong University are dominant in this area. They take 6.51% of the total patent filing.
Tianjin Shi, China
Patent: 16
University of Saskatchewan
Saskatchewan, Canada
Patent: 14
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 10
Zhejiang Sheng, China
Patent: 10
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 9
Shandong Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8
Jiangsu Sheng, China
Patent: 8
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 8
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 7